Home / 10,144.73-15,217.11-3,569.42

Finding the Fourth Proportional to 10,144.73, 15,217.11 and 3,569.42

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Solution

The fourth proportional to 10,144.73, 15,217.11 and 3,569.42 is: 5,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.73 : 15,217.11 = 3,569.42 : x
  2. Step 2: Convert to fraction form
    10,144.73/15,217.11 = 3,569.42/x
  3. Step 3: Cross multiply
    10,144.73x = 15,217.11 × 3,569.42
  4. Step 4: Simplify right side
    10,144.73x = 54,316,180.69
  5. Step 5: Solve for x
    x = 54,316,180.69/10,144.73
  6. Step 6: Final answer
    x = 5,354.13

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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.