Home / 11,332.82-16,981.91-4,755.41

Finding the Fourth Proportional to 11,332.82, 16,981.91 and 4,755.41

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Solution

The fourth proportional to 11,332.82, 16,981.91 and 4,755.41 is: 7,125.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.82 : 16,981.91 = 4,755.41 : x
  2. Step 2: Convert to fraction form
    11,332.82/16,981.91 = 4,755.41/x
  3. Step 3: Cross multiply
    11,332.82x = 16,981.91 × 4,755.41
  4. Step 4: Simplify right side
    11,332.82x = 80,755,998.98
  5. Step 5: Solve for x
    x = 80,755,998.98/11,332.82
  6. Step 6: Final answer
    x = 7,125.86

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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.