Home / 5,251.91-7,879.68-2,332.26

Finding the Fourth Proportional to 5,251.91, 7,879.68 and 2,332.26

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Solution

The fourth proportional to 5,251.91, 7,879.68 and 2,332.26 is: 3,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.91 : 7,879.68 = 2,332.26 : x
  2. Step 2: Convert to fraction form
    5,251.91/7,879.68 = 2,332.26/x
  3. Step 3: Cross multiply
    5,251.91x = 7,879.68 × 2,332.26
  4. Step 4: Simplify right side
    5,251.91x = 18,377,462.48
  5. Step 5: Solve for x
    x = 18,377,462.48/5,251.91
  6. Step 6: Final answer
    x = 3,499.20

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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.