Home / 9,962.28-13,747.14-5,713.32

Finding the Fourth Proportional to 9,962.28, 13,747.14 and 5,713.32

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Solution

The fourth proportional to 9,962.28, 13,747.14 and 5,713.32 is: 7,883.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.28 : 13,747.14 = 5,713.32 : x
  2. Step 2: Convert to fraction form
    9,962.28/13,747.14 = 5,713.32/x
  3. Step 3: Cross multiply
    9,962.28x = 13,747.14 × 5,713.32
  4. Step 4: Simplify right side
    9,962.28x = 78,541,809.90
  5. Step 5: Solve for x
    x = 78,541,809.90/9,962.28
  6. Step 6: Final answer
    x = 7,883.92

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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.