Home / 2,500.20-3,750.30-2,475.90

Finding the Fourth Proportional to 2,500.20, 3,750.30 and 2,475.90

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Solution

The fourth proportional to 2,500.20, 3,750.30 and 2,475.90 is: 3,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.20 : 3,750.30 = 2,475.90 : x
  2. Step 2: Convert to fraction form
    2,500.20/3,750.30 = 2,475.90/x
  3. Step 3: Cross multiply
    2,500.20x = 3,750.30 × 2,475.90
  4. Step 4: Simplify right side
    2,500.20x = 9,285,367.77
  5. Step 5: Solve for x
    x = 9,285,367.77/2,500.20
  6. Step 6: Final answer
    x = 3,713.85

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Similar ratio
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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.