Home / 11,257.33-15,534.43-6,540.70

Finding the Fourth Proportional to 11,257.33, 15,534.43 and 6,540.70

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Solution

The fourth proportional to 11,257.33, 15,534.43 and 6,540.70 is: 9,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.33 : 15,534.43 = 6,540.70 : x
  2. Step 2: Convert to fraction form
    11,257.33/15,534.43 = 6,540.70/x
  3. Step 3: Cross multiply
    11,257.33x = 15,534.43 × 6,540.70
  4. Step 4: Simplify right side
    11,257.33x = 101,606,046.30
  5. Step 5: Solve for x
    x = 101,606,046.30/11,257.33
  6. Step 6: Final answer
    x = 9,025.77

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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.