Home / 10,440.90-15,658.29-3,043.38

Finding the Fourth Proportional to 10,440.90, 15,658.29 and 3,043.38

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Solution

The fourth proportional to 10,440.90, 15,658.29 and 3,043.38 is: 4,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.90 : 15,658.29 = 3,043.38 : x
  2. Step 2: Convert to fraction form
    10,440.90/15,658.29 = 3,043.38/x
  3. Step 3: Cross multiply
    10,440.90x = 15,658.29 × 3,043.38
  4. Step 4: Simplify right side
    10,440.90x = 47,654,126.62
  5. Step 5: Solve for x
    x = 47,654,126.62/10,440.90
  6. Step 6: Final answer
    x = 4,564.18

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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.