Home / 3,744.20-5,591.98-3,520.64

Finding the Fourth Proportional to 3,744.20, 5,591.98 and 3,520.64

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Solution

The fourth proportional to 3,744.20, 5,591.98 and 3,520.64 is: 5,258.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.20 : 5,591.98 = 3,520.64 : x
  2. Step 2: Convert to fraction form
    3,744.20/5,591.98 = 3,520.64/x
  3. Step 3: Cross multiply
    3,744.20x = 5,591.98 × 3,520.64
  4. Step 4: Simplify right side
    3,744.20x = 19,687,348.47
  5. Step 5: Solve for x
    x = 19,687,348.47/3,744.20
  6. Step 6: Final answer
    x = 5,258.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.