Question

3.) Find the value of x :-
(a) 3:8:: 6:x

(b) x: 4:: 5:2 ​

Answer 1

Answer:

(a) x=16

(b) x=19

Step-by-step explanation:

(a) Mean proportion:-8×6=48

Extreme proportion:-3×x

therefore,x=3÷48=16

(b)Mean proportion:-4×5=20

Extreme proportion:-x×2

therefore,x=2÷20=10