Question

find which the following are in proportion

(1) 12,16,6,8

(2) 2,3,4,5

Answer 1

We check whether a/c=b/d or not

1.

12/6=16/8

2=2

So they are in proportion

2.

2/4=3/5

1/2=3/5

This is false.

so they are not in proportion.

Answer 2

no it are not in proportion