Question

Find the value of x in .each of the following proportions :

(i) x : 4 = 6 : 8

(ii) 14 : x = 7 : 9

(iii) 4 : 6 = x : 18

(iv) 8 : 10 = x : 25

(v) 5 : 15 = 4 : x

(vi) 16 : 24 = 6 : x

Answer 1

(i) x : 4 = 6 : 8

=> X x 8 = 4 x 6

=> X = (4 x 6)/ 8 = 3