Home / 11,553.36-17,324.28-3,761.20

Finding the Fourth Proportional to 11,553.36, 17,324.28 and 3,761.20

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Solution

The fourth proportional to 11,553.36, 17,324.28 and 3,761.20 is: 5,639.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.36 : 17,324.28 = 3,761.20 : x
  2. Step 2: Convert to fraction form
    11,553.36/17,324.28 = 3,761.20/x
  3. Step 3: Cross multiply
    11,553.36x = 17,324.28 × 3,761.20
  4. Step 4: Simplify right side
    11,553.36x = 65,160,081.94
  5. Step 5: Solve for x
    x = 65,160,081.94/11,553.36
  6. Step 6: Final answer
    x = 5,639.92

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1.5x scale

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.