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Finding the Fourth Proportional to 8,711.14, 13,067.16 and 4,035.52

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Solution

The fourth proportional to 8,711.14, 13,067.16 and 4,035.52 is: 6,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.14 : 13,067.16 = 4,035.52 : x
  2. Step 2: Convert to fraction form
    8,711.14/13,067.16 = 4,035.52/x
  3. Step 3: Cross multiply
    8,711.14x = 13,067.16 × 4,035.52
  4. Step 4: Simplify right side
    8,711.14x = 52,732,785.52
  5. Step 5: Solve for x
    x = 52,732,785.52/8,711.14
  6. Step 6: Final answer
    x = 6,053.49

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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.