Home / 6,688.26-10,013.82-5,039.88

Finding the Fourth Proportional to 6,688.26, 10,013.82 and 5,039.88

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Solution

The fourth proportional to 6,688.26, 10,013.82 and 5,039.88 is: 7,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.26 : 10,013.82 = 5,039.88 : x
  2. Step 2: Convert to fraction form
    6,688.26/10,013.82 = 5,039.88/x
  3. Step 3: Cross multiply
    6,688.26x = 10,013.82 × 5,039.88
  4. Step 4: Simplify right side
    6,688.26x = 50,468,451.14
  5. Step 5: Solve for x
    x = 50,468,451.14/6,688.26
  6. Step 6: Final answer
    x = 7,545.83

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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.