Home / 11,553.17-15,943.36-6,247.97

Finding the Fourth Proportional to 11,553.17, 15,943.36 and 6,247.97

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Solution

The fourth proportional to 11,553.17, 15,943.36 and 6,247.97 is: 8,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.17 : 15,943.36 = 6,247.97 : x
  2. Step 2: Convert to fraction form
    11,553.17/15,943.36 = 6,247.97/x
  3. Step 3: Cross multiply
    11,553.17x = 15,943.36 × 6,247.97
  4. Step 4: Simplify right side
    11,553.17x = 99,613,593.57
  5. Step 5: Solve for x
    x = 99,613,593.57/11,553.17
  6. Step 6: Final answer
    x = 8,622.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.