Home / 11,545.92-17,319.52-3,757.12

Finding the Fourth Proportional to 11,545.92, 17,319.52 and 3,757.12

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Solution

The fourth proportional to 11,545.92, 17,319.52 and 3,757.12 is: 5,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.92 : 17,319.52 = 3,757.12 : x
  2. Step 2: Convert to fraction form
    11,545.92/17,319.52 = 3,757.12/x
  3. Step 3: Cross multiply
    11,545.92x = 17,319.52 × 3,757.12
  4. Step 4: Simplify right side
    11,545.92x = 65,071,514.98
  5. Step 5: Solve for x
    x = 65,071,514.98/11,545.92
  6. Step 6: Final answer
    x = 5,635.89

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1.5x scale

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.