Home / 8,724.11-13,081.19-5,954.13

Finding the Fourth Proportional to 8,724.11, 13,081.19 and 5,954.13

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Solution

The fourth proportional to 8,724.11, 13,081.19 and 5,954.13 is: 8,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.11 : 13,081.19 = 5,954.13 : x
  2. Step 2: Convert to fraction form
    8,724.11/13,081.19 = 5,954.13/x
  3. Step 3: Cross multiply
    8,724.11x = 13,081.19 × 5,954.13
  4. Step 4: Simplify right side
    8,724.11x = 77,887,147.43
  5. Step 5: Solve for x
    x = 77,887,147.43/8,724.11
  6. Step 6: Final answer
    x = 8,927.81

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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.