Question

The value of x in 12 : x :: 4 : 3 is:

Answer 1

Answer:

Here's your answer.

Hope this helps you :)

Answer 2

“:” Sign is a sign of division. So then you replace “:” with “/”(another sign of division/fraction).

So, x/12=3/4

ok..

by cross multiplication

we got i.e. 12 and 3 and x and 4) go for multiplication.

4x = 12x3

4x= 36

x=36/4

x= 9