Home / 11,484.11-15,834.20-8,932.61

Finding the Fourth Proportional to 11,484.11, 15,834.20 and 8,932.61

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Solution

The fourth proportional to 11,484.11, 15,834.20 and 8,932.61 is: 12,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.11 : 15,834.20 = 8,932.61 : x
  2. Step 2: Convert to fraction form
    11,484.11/15,834.20 = 8,932.61/x
  3. Step 3: Cross multiply
    11,484.11x = 15,834.20 × 8,932.61
  4. Step 4: Simplify right side
    11,484.11x = 141,440,609.43
  5. Step 5: Solve for x
    x = 141,440,609.43/11,484.11
  6. Step 6: Final answer
    x = 12,316.21

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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.