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Finding the Fourth Proportional to 6,397.52, 9,591.80 and 4,453.52

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Solution

The fourth proportional to 6,397.52, 9,591.80 and 4,453.52 is: 6,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.52 : 9,591.80 = 4,453.52 : x
  2. Step 2: Convert to fraction form
    6,397.52/9,591.80 = 4,453.52/x
  3. Step 3: Cross multiply
    6,397.52x = 9,591.80 × 4,453.52
  4. Step 4: Simplify right side
    6,397.52x = 42,717,273.14
  5. Step 5: Solve for x
    x = 42,717,273.14/6,397.52
  6. Step 6: Final answer
    x = 6,677.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.