Home / 10,411.05-15,614.13-3,013.53

Finding the Fourth Proportional to 10,411.05, 15,614.13 and 3,013.53

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Solution

The fourth proportional to 10,411.05, 15,614.13 and 3,013.53 is: 4,519.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411.05 : 15,614.13 = 3,013.53 : x
  2. Step 2: Convert to fraction form
    10,411.05/15,614.13 = 3,013.53/x
  3. Step 3: Cross multiply
    10,411.05x = 15,614.13 × 3,013.53
  4. Step 4: Simplify right side
    10,411.05x = 47,053,649.18
  5. Step 5: Solve for x
    x = 47,053,649.18/10,411.05
  6. Step 6: Final answer
    x = 4,519.59

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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.