Home / 10,874.68-16,312.82-3,377.26

Finding the Fourth Proportional to 10,874.68, 16,312.82 and 3,377.26

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Solution

The fourth proportional to 10,874.68, 16,312.82 and 3,377.26 is: 5,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.68 : 16,312.82 = 3,377.26 : x
  2. Step 2: Convert to fraction form
    10,874.68/16,312.82 = 3,377.26/x
  3. Step 3: Cross multiply
    10,874.68x = 16,312.82 × 3,377.26
  4. Step 4: Simplify right side
    10,874.68x = 55,092,576.80
  5. Step 5: Solve for x
    x = 55,092,576.80/10,874.68
  6. Step 6: Final answer
    x = 5,066.13

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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.