Home / 11,541.92-17,309.28-7,376

Finding the Fourth Proportional to 11,541.92, 17,309.28 and 7,376

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Solution

The fourth proportional to 11,541.92, 17,309.28 and 7,376 is: 11,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.92 : 17,309.28 = 7,376 : x
  2. Step 2: Convert to fraction form
    11,541.92/17,309.28 = 7,376/x
  3. Step 3: Cross multiply
    11,541.92x = 17,309.28 × 7,376
  4. Step 4: Simplify right side
    11,541.92x = 127,673,249.28
  5. Step 5: Solve for x
    x = 127,673,249.28/11,541.92
  6. Step 6: Final answer
    x = 11,061.70

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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.