A mathematical term referring to a number that relates to a proportion in which three numbers are known.

अनुपात में चौथा अनुपात

English Usage: In the equation, we need to find the fourth proportional to 2, 3, and 6.

Hindi Usage: समीकरण में, हमें 2, 3, और 6 का चौथा अनुपात ढूंढना होगा।