Home / 3,882.20-5,825.70-1,541.82

Finding the Fourth Proportional to 3,882.20, 5,825.70 and 1,541.82

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Solution

The fourth proportional to 3,882.20, 5,825.70 and 1,541.82 is: 2,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.20 : 5,825.70 = 1,541.82 : x
  2. Step 2: Convert to fraction form
    3,882.20/5,825.70 = 1,541.82/x
  3. Step 3: Cross multiply
    3,882.20x = 5,825.70 × 1,541.82
  4. Step 4: Simplify right side
    3,882.20x = 8,982,180.77
  5. Step 5: Solve for x
    x = 8,982,180.77/3,882.20
  6. Step 6: Final answer
    x = 2,313.68

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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.