Home / 3,226.20-4,839.30-1,493.88

Finding the Fourth Proportional to 3,226.20, 4,839.30 and 1,493.88

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Solution

The fourth proportional to 3,226.20, 4,839.30 and 1,493.88 is: 2,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.20 : 4,839.30 = 1,493.88 : x
  2. Step 2: Convert to fraction form
    3,226.20/4,839.30 = 1,493.88/x
  3. Step 3: Cross multiply
    3,226.20x = 4,839.30 × 1,493.88
  4. Step 4: Simplify right side
    3,226.20x = 7,229,333.48
  5. Step 5: Solve for x
    x = 7,229,333.48/3,226.20
  6. Step 6: Final answer
    x = 2,240.82

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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.