Home / 2,515.50-3,773.25-1,035.42

Finding the Fourth Proportional to 2,515.50, 3,773.25 and 1,035.42

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Solution

The fourth proportional to 2,515.50, 3,773.25 and 1,035.42 is: 1,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.50 : 3,773.25 = 1,035.42 : x
  2. Step 2: Convert to fraction form
    2,515.50/3,773.25 = 1,035.42/x
  3. Step 3: Cross multiply
    2,515.50x = 3,773.25 × 1,035.42
  4. Step 4: Simplify right side
    2,515.50x = 3,906,898.52
  5. Step 5: Solve for x
    x = 3,906,898.52/2,515.50
  6. Step 6: Final answer
    x = 1,553.13

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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.