Home / 10,079.72-15,124.68-4,531.94

Finding the Fourth Proportional to 10,079.72, 15,124.68 and 4,531.94

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Solution

The fourth proportional to 10,079.72, 15,124.68 and 4,531.94 is: 6,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.72 : 15,124.68 = 4,531.94 : x
  2. Step 2: Convert to fraction form
    10,079.72/15,124.68 = 4,531.94/x
  3. Step 3: Cross multiply
    10,079.72x = 15,124.68 × 4,531.94
  4. Step 4: Simplify right side
    10,079.72x = 68,544,142.28
  5. Step 5: Solve for x
    x = 68,544,142.28/10,079.72
  6. Step 6: Final answer
    x = 6,800.20

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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.