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Finding the Fourth Proportional to 6,354.62, 8,761.75 and 5,468.90

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Solution

The fourth proportional to 6,354.62, 8,761.75 and 5,468.90 is: 7,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,354.62 : 8,761.75 = 5,468.90 : x
  2. Step 2: Convert to fraction form
    6,354.62/8,761.75 = 5,468.90/x
  3. Step 3: Cross multiply
    6,354.62x = 8,761.75 × 5,468.90
  4. Step 4: Simplify right side
    6,354.62x = 47,917,134.58
  5. Step 5: Solve for x
    x = 47,917,134.58/6,354.62
  6. Step 6: Final answer
    x = 7,540.52

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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.