Home / 7,231.39-10,847.03-3,722.38

Finding the Fourth Proportional to 7,231.39, 10,847.03 and 3,722.38

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Solution

The fourth proportional to 7,231.39, 10,847.03 and 3,722.38 is: 5,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.39 : 10,847.03 = 3,722.38 : x
  2. Step 2: Convert to fraction form
    7,231.39/10,847.03 = 3,722.38/x
  3. Step 3: Cross multiply
    7,231.39x = 10,847.03 × 3,722.38
  4. Step 4: Simplify right side
    7,231.39x = 40,376,694.68
  5. Step 5: Solve for x
    x = 40,376,694.68/7,231.39
  6. Step 6: Final answer
    x = 5,583.54

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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.