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Finding the Fourth Proportional to 3,373.52, 5,057.92 and 1,728.96

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Solution

The fourth proportional to 3,373.52, 5,057.92 and 1,728.96 is: 2,592.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.52 : 5,057.92 = 1,728.96 : x
  2. Step 2: Convert to fraction form
    3,373.52/5,057.92 = 1,728.96/x
  3. Step 3: Cross multiply
    3,373.52x = 5,057.92 × 1,728.96
  4. Step 4: Simplify right side
    3,373.52x = 8,744,941.36
  5. Step 5: Solve for x
    x = 8,744,941.36/3,373.52
  6. Step 6: Final answer
    x = 2,592.23

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1.5x scale

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.