Home / 3,108.23-4,663.11-2,553.87

Finding the Fourth Proportional to 3,108.23, 4,663.11 and 2,553.87

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Solution

The fourth proportional to 3,108.23, 4,663.11 and 2,553.87 is: 3,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.23 : 4,663.11 = 2,553.87 : x
  2. Step 2: Convert to fraction form
    3,108.23/4,663.11 = 2,553.87/x
  3. Step 3: Cross multiply
    3,108.23x = 4,663.11 × 2,553.87
  4. Step 4: Simplify right side
    3,108.23x = 11,908,976.74
  5. Step 5: Solve for x
    x = 11,908,976.74/3,108.23
  6. Step 6: Final answer
    x = 3,831.43

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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.