Home / 11,387.28-17,081.94-3,067.11

Finding the Fourth Proportional to 11,387.28, 17,081.94 and 3,067.11

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Solution

The fourth proportional to 11,387.28, 17,081.94 and 3,067.11 is: 4,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387.28 : 17,081.94 = 3,067.11 : x
  2. Step 2: Convert to fraction form
    11,387.28/17,081.94 = 3,067.11/x
  3. Step 3: Cross multiply
    11,387.28x = 17,081.94 × 3,067.11
  4. Step 4: Simplify right side
    11,387.28x = 52,392,188.99
  5. Step 5: Solve for x
    x = 52,392,188.99/11,387.28
  6. Step 6: Final answer
    x = 4,600.94

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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.