Home / 10,786.62-16,179.92-2,995.42

Finding the Fourth Proportional to 10,786.62, 16,179.92 and 2,995.42

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Solution

The fourth proportional to 10,786.62, 16,179.92 and 2,995.42 is: 4,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.62 : 16,179.92 = 2,995.42 : x
  2. Step 2: Convert to fraction form
    10,786.62/16,179.92 = 2,995.42/x
  3. Step 3: Cross multiply
    10,786.62x = 16,179.92 × 2,995.42
  4. Step 4: Simplify right side
    10,786.62x = 48,465,655.97
  5. Step 5: Solve for x
    x = 48,465,655.97/10,786.62
  6. Step 6: Final answer
    x = 4,493.13

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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.