Home / 11,249.11-16,873.65-3,456.91

Finding the Fourth Proportional to 11,249.11, 16,873.65 and 3,456.91

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Solution

The fourth proportional to 11,249.11, 16,873.65 and 3,456.91 is: 5,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.11 : 16,873.65 = 3,456.91 : x
  2. Step 2: Convert to fraction form
    11,249.11/16,873.65 = 3,456.91/x
  3. Step 3: Cross multiply
    11,249.11x = 16,873.65 × 3,456.91
  4. Step 4: Simplify right side
    11,249.11x = 58,330,689.42
  5. Step 5: Solve for x
    x = 58,330,689.42/11,249.11
  6. Step 6: Final answer
    x = 5,185.36

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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.