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Finding the Fourth Proportional to 6,454.71, 8,892.15 and 6,067.13

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Solution

The fourth proportional to 6,454.71, 8,892.15 and 6,067.13 is: 8,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.71 : 8,892.15 = 6,067.13 : x
  2. Step 2: Convert to fraction form
    6,454.71/8,892.15 = 6,067.13/x
  3. Step 3: Cross multiply
    6,454.71x = 8,892.15 × 6,067.13
  4. Step 4: Simplify right side
    6,454.71x = 53,949,785.57
  5. Step 5: Solve for x
    x = 53,949,785.57/6,454.71
  6. Step 6: Final answer
    x = 8,358.20

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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.