Home / 11,407.26-17,119.95-5,167.73

Finding the Fourth Proportional to 11,407.26, 17,119.95 and 5,167.73

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Solution

The fourth proportional to 11,407.26, 17,119.95 and 5,167.73 is: 7,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.26 : 17,119.95 = 5,167.73 : x
  2. Step 2: Convert to fraction form
    11,407.26/17,119.95 = 5,167.73/x
  3. Step 3: Cross multiply
    11,407.26x = 17,119.95 × 5,167.73
  4. Step 4: Simplify right side
    11,407.26x = 88,471,193.61
  5. Step 5: Solve for x
    x = 88,471,193.61/11,407.26
  6. Step 6: Final answer
    x = 7,755.69

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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.