Question

Find the fourth term of a proportion if the first,second and third terms are 27 , 7 and 9 respectively​

Answer 1

Answer:

7/3

Explanation:

27:7=9:x

7×9=27×(x)

63=27x

x=7/3

Answer 2

Answer:

let the fourth term is x

then,

27 : 7 = 9 : x

=> 27/7 =9/x

=> 27x=7×9

=> x=7×9/27=7/3

the fourth term is 7/3