Home / 11,267.97-15,531.17-8,468.61

Finding the Fourth Proportional to 11,267.97, 15,531.17 and 8,468.61

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Solution

The fourth proportional to 11,267.97, 15,531.17 and 8,468.61 is: 11,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.97 : 15,531.17 = 8,468.61 : x
  2. Step 2: Convert to fraction form
    11,267.97/15,531.17 = 8,468.61/x
  3. Step 3: Cross multiply
    11,267.97x = 15,531.17 × 8,468.61
  4. Step 4: Simplify right side
    11,267.97x = 131,527,379.23
  5. Step 5: Solve for x
    x = 131,527,379.23/11,267.97
  6. Step 6: Final answer
    x = 11,672.68

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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.