Home / 9,646.13-13,314.65-5,614.16

Finding the Fourth Proportional to 9,646.13, 13,314.65 and 5,614.16

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Solution

The fourth proportional to 9,646.13, 13,314.65 and 5,614.16 is: 7,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.13 : 13,314.65 = 5,614.16 : x
  2. Step 2: Convert to fraction form
    9,646.13/13,314.65 = 5,614.16/x
  3. Step 3: Cross multiply
    9,646.13x = 13,314.65 × 5,614.16
  4. Step 4: Simplify right side
    9,646.13x = 74,750,480.80
  5. Step 5: Solve for x
    x = 74,750,480.80/9,646.13
  6. Step 6: Final answer
    x = 7,749.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.