Question

if a, 3a, 4.5, X are in proportion find the value of x​

Answer 1

Answer:

if a,3a,4.5,X are in proportion,then value of X is 13.5

Step-by-step explanation:

given:

a:3a::4.5:X

=a/3a::4.5/X

from this,a=4.5, hence X=13.5

Answer 2

Answer:

x = 13.5

Step-by-step explanation:

a:3a::4.5:x

a×x = 4.5×3a

ax = 13.5a

x = 13.5a/a

x = 13.5

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