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Finding the Fourth Proportional to 3,375.54, 4,659.72 and 2,049.66

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Solution

The fourth proportional to 3,375.54, 4,659.72 and 2,049.66 is: 2,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.54 : 4,659.72 = 2,049.66 : x
  2. Step 2: Convert to fraction form
    3,375.54/4,659.72 = 2,049.66/x
  3. Step 3: Cross multiply
    3,375.54x = 4,659.72 × 2,049.66
  4. Step 4: Simplify right side
    3,375.54x = 9,550,841.70
  5. Step 5: Solve for x
    x = 9,550,841.70/3,375.54
  6. Step 6: Final answer
    x = 2,829.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.