Home / 10,262.62-15,391.72-3,243.17

Finding the Fourth Proportional to 10,262.62, 15,391.72 and 3,243.17

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Solution

The fourth proportional to 10,262.62, 15,391.72 and 3,243.17 is: 4,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262.62 : 15,391.72 = 3,243.17 : x
  2. Step 2: Convert to fraction form
    10,262.62/15,391.72 = 3,243.17/x
  3. Step 3: Cross multiply
    10,262.62x = 15,391.72 × 3,243.17
  4. Step 4: Simplify right side
    10,262.62x = 49,917,948.34
  5. Step 5: Solve for x
    x = 49,917,948.34/10,262.62
  6. Step 6: Final answer
    x = 4,864.06

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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.