what is the 4th proportion of 3, 12 and 4​

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what is the 4th proportion of 3, 12 and 4​

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Eloise 8 hours 2021-09-15T02:36:22+00:00 1 Answer 0 views 0

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    2021-09-15T02:38:02+00:00

    Answer:

    Let x be the fourth proportional

    12

    3

    =

    x

    4

    4×3

    3

    =

    x

    4

    4

    1

    =

    x

    4

    ⇒x=4×4=16

    ⟹x=4

    ⇒3,12 & 4,16 are in proportion

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