Genetically speaking, a fourth cousin isn't really a true blood relative, so in that sense it isn't wrong at all, but i have seen first hand the problems associated with relatives dating and marrying eachother, even if they are distant.
A cousin of the 4th degree probably has no greater chance of producing a genetically imperfect child than dating anyone in the general public there are no legal restrictions and most likely no biological issues involved.
Nothing, of course, is mentioned about 4th and 5th cousins which would not be considered a close relative you might also be interested in this comment from “the bible has the answer,” by henry morris and martin clark. You refer to your child dating your third cousin cousins usually share a common set of grandparents (though it can be only one grandparent) and one-half of the genetic pool second cousins usually share a common set of great-grandparents and one-fourth of the genetic pool.
It is legal to date your fourth cousin laws prohibiting relationships between cousins are only applicable to first cousins fourth cousins are not close enough genetically to support a charge of incest or an increased risk of birth defects.
Commonly, cousin refers to a first cousin or equivalently full cousin, people whose most recent common ancestor is a grandparent a first cousin used to be known as a cousin-german, though this term is rarely used today more generally, cousin is a type of familial relationship in which people with a known common ancestor are both two or more generations away from their most recent. Should i date my 4th cousin anonymous flirting facebook i don't get why all the girls are so grossed out about dating your 4th cousin its such a distant relation that it really shouldn't matter and for all of the people who think that having kids with a cousin will create crazy deformed mutants, its not true the reason that this myth. 4th or 5th cousins probably account for a far higher number of people than most realise indeed, many people probably date, marry or are very good friends with distant cousins without ever realising.
Couples who are third or fourth cousins tend to have more kids and grandkids than other couples and though considered somewhat of a cultural taboo, mating between kissing cousins makes good.