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Finding the Fourth Proportional to 8,592.01, 12,785.10 and 8,562.85

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Solution

The fourth proportional to 8,592.01, 12,785.10 and 8,562.85 is: 12,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.01 : 12,785.10 = 8,562.85 : x
  2. Step 2: Convert to fraction form
    8,592.01/12,785.10 = 8,562.85/x
  3. Step 3: Cross multiply
    8,592.01x = 12,785.10 × 8,562.85
  4. Step 4: Simplify right side
    8,592.01x = 109,476,893.54
  5. Step 5: Solve for x
    x = 109,476,893.54/8,592.01
  6. Step 6: Final answer
    x = 12,741.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.