Home / 2,463.09-3,695.18-819.87

Finding the Fourth Proportional to 2,463.09, 3,695.18 and 819.87

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Solution

The fourth proportional to 2,463.09, 3,695.18 and 819.87 is: 1,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.09 : 3,695.18 = 819.87 : x
  2. Step 2: Convert to fraction form
    2,463.09/3,695.18 = 819.87/x
  3. Step 3: Cross multiply
    2,463.09x = 3,695.18 × 819.87
  4. Step 4: Simplify right side
    2,463.09x = 3,029,563.13
  5. Step 5: Solve for x
    x = 3,029,563.13/2,463.09
  6. Step 6: Final answer
    x = 1,229.98

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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.