Home / 11,517.43-17,278.86-3,726.24

Finding the Fourth Proportional to 11,517.43, 17,278.86 and 3,726.24

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Solution

The fourth proportional to 11,517.43, 17,278.86 and 3,726.24 is: 5,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.43 : 17,278.86 = 3,726.24 : x
  2. Step 2: Convert to fraction form
    11,517.43/17,278.86 = 3,726.24/x
  3. Step 3: Cross multiply
    11,517.43x = 17,278.86 × 3,726.24
  4. Step 4: Simplify right side
    11,517.43x = 64,385,193.26
  5. Step 5: Solve for x
    x = 64,385,193.26/11,517.43
  6. Step 6: Final answer
    x = 5,590.24

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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.