Home / 11,284.92-16,924.14-3,387.12

Finding the Fourth Proportional to 11,284.92, 16,924.14 and 3,387.12

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Solution

The fourth proportional to 11,284.92, 16,924.14 and 3,387.12 is: 5,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.92 : 16,924.14 = 3,387.12 : x
  2. Step 2: Convert to fraction form
    11,284.92/16,924.14 = 3,387.12/x
  3. Step 3: Cross multiply
    11,284.92x = 16,924.14 × 3,387.12
  4. Step 4: Simplify right side
    11,284.92x = 57,324,093.08
  5. Step 5: Solve for x
    x = 57,324,093.08/11,284.92
  6. Step 6: Final answer
    x = 5,079.71

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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.