Home / 10,512.97-15,737.25-6,807.82

Finding the Fourth Proportional to 10,512.97, 15,737.25 and 6,807.82

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Solution

The fourth proportional to 10,512.97, 15,737.25 and 6,807.82 is: 10,190.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.97 : 15,737.25 = 6,807.82 : x
  2. Step 2: Convert to fraction form
    10,512.97/15,737.25 = 6,807.82/x
  3. Step 3: Cross multiply
    10,512.97x = 15,737.25 × 6,807.82
  4. Step 4: Simplify right side
    10,512.97x = 107,136,365.30
  5. Step 5: Solve for x
    x = 107,136,365.30/10,512.97
  6. Step 6: Final answer
    x = 10,190.88

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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.