Home / 8,432.01-12,649.82-2,508.91

Finding the Fourth Proportional to 8,432.01, 12,649.82 and 2,508.91

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Solution

The fourth proportional to 8,432.01, 12,649.82 and 2,508.91 is: 3,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.01 : 12,649.82 = 2,508.91 : x
  2. Step 2: Convert to fraction form
    8,432.01/12,649.82 = 2,508.91/x
  3. Step 3: Cross multiply
    8,432.01x = 12,649.82 × 2,508.91
  4. Step 4: Simplify right side
    8,432.01x = 31,737,215.73
  5. Step 5: Solve for x
    x = 31,737,215.73/8,432.01
  6. Step 6: Final answer
    x = 3,763.90

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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.