Home / 5,018.48-7,529.52-2,553.92

Finding the Fourth Proportional to 5,018.48, 7,529.52 and 2,553.92

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Solution

The fourth proportional to 5,018.48, 7,529.52 and 2,553.92 is: 3,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.48 : 7,529.52 = 2,553.92 : x
  2. Step 2: Convert to fraction form
    5,018.48/7,529.52 = 2,553.92/x
  3. Step 3: Cross multiply
    5,018.48x = 7,529.52 × 2,553.92
  4. Step 4: Simplify right side
    5,018.48x = 19,229,791.72
  5. Step 5: Solve for x
    x = 19,229,791.72/5,018.48
  6. Step 6: Final answer
    x = 3,831.80

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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.