Home / 5,320.08-7,974.52-2,545.04

Finding the Fourth Proportional to 5,320.08, 7,974.52 and 2,545.04

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Solution

The fourth proportional to 5,320.08, 7,974.52 and 2,545.04 is: 3,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.08 : 7,974.52 = 2,545.04 : x
  2. Step 2: Convert to fraction form
    5,320.08/7,974.52 = 2,545.04/x
  3. Step 3: Cross multiply
    5,320.08x = 7,974.52 × 2,545.04
  4. Step 4: Simplify right side
    5,320.08x = 20,295,472.38
  5. Step 5: Solve for x
    x = 20,295,472.38/5,320.08
  6. Step 6: Final answer
    x = 3,814.88

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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.