Home / 11,131.38-16,703.28-5,937.12

Finding the Fourth Proportional to 11,131.38, 16,703.28 and 5,937.12

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Solution

The fourth proportional to 11,131.38, 16,703.28 and 5,937.12 is: 8,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.38 : 16,703.28 = 5,937.12 : x
  2. Step 2: Convert to fraction form
    11,131.38/16,703.28 = 5,937.12/x
  3. Step 3: Cross multiply
    11,131.38x = 16,703.28 × 5,937.12
  4. Step 4: Simplify right side
    11,131.38x = 99,169,377.75
  5. Step 5: Solve for x
    x = 99,169,377.75/11,131.38
  6. Step 6: Final answer
    x = 8,908.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.