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Finding the Fourth Proportional to 3,373.76, 5,055.84 and 3,001.92

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Solution

The fourth proportional to 3,373.76, 5,055.84 and 3,001.92 is: 4,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.76 : 5,055.84 = 3,001.92 : x
  2. Step 2: Convert to fraction form
    3,373.76/5,055.84 = 3,001.92/x
  3. Step 3: Cross multiply
    3,373.76x = 5,055.84 × 3,001.92
  4. Step 4: Simplify right side
    3,373.76x = 15,177,227.21
  5. Step 5: Solve for x
    x = 15,177,227.21/3,373.76
  6. Step 6: Final answer
    x = 4,498.61

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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.