Home / 11,279.91-16,927.38-5,037.85

Finding the Fourth Proportional to 11,279.91, 16,927.38 and 5,037.85

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Solution

The fourth proportional to 11,279.91, 16,927.38 and 5,037.85 is: 7,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279.91 : 16,927.38 = 5,037.85 : x
  2. Step 2: Convert to fraction form
    11,279.91/16,927.38 = 5,037.85/x
  3. Step 3: Cross multiply
    11,279.91x = 16,927.38 × 5,037.85
  4. Step 4: Simplify right side
    11,279.91x = 85,277,527.28
  5. Step 5: Solve for x
    x = 85,277,527.28/11,279.91
  6. Step 6: Final answer
    x = 7,560.13

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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.