Home / 2,502.30-3,753.45-2,486.10

Finding the Fourth Proportional to 2,502.30, 3,753.45 and 2,486.10

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Solution

The fourth proportional to 2,502.30, 3,753.45 and 2,486.10 is: 3,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.30 : 3,753.45 = 2,486.10 : x
  2. Step 2: Convert to fraction form
    2,502.30/3,753.45 = 2,486.10/x
  3. Step 3: Cross multiply
    2,502.30x = 3,753.45 × 2,486.10
  4. Step 4: Simplify right side
    2,502.30x = 9,331,452.05
  5. Step 5: Solve for x
    x = 9,331,452.05/2,502.30
  6. Step 6: Final answer
    x = 3,729.15

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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.