Home / 7,231.38-10,847.89-2,550.39

Finding the Fourth Proportional to 7,231.38, 10,847.89 and 2,550.39

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Solution

The fourth proportional to 7,231.38, 10,847.89 and 2,550.39 is: 3,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.38 : 10,847.89 = 2,550.39 : x
  2. Step 2: Convert to fraction form
    7,231.38/10,847.89 = 2,550.39/x
  3. Step 3: Cross multiply
    7,231.38x = 10,847.89 × 2,550.39
  4. Step 4: Simplify right side
    7,231.38x = 27,666,312.69
  5. Step 5: Solve for x
    x = 27,666,312.69/7,231.38
  6. Step 6: Final answer
    x = 3,825.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.