Question

solve for x , using the properties of proportion

Answer 1

Hello Dear!!

Here's your answer

Apply componendo and Dividendo

(Numerator + Denominator) / (Numerator - Denominator) gives

√(x+1) / √(x-1) = (4x+1)/(4x-3)

Squaring on both sides and solving, 

15 x - 9 = 7 x + 1

x = 4 / 3