Question

if x^2 , 25 and 4 are in continued proportion . find x .

Answer 1

Answer:

± 25/2

Step-by-step explanation:

As they are in continued proportion, so

x^2:25::25:4

Product of means = Product of extremes

So, 625 = 4x^2

x^2 = (25/2)^2

x = ± 25/2.