Home / 3,821.52-5,732.98-1,481.44

Finding the Fourth Proportional to 3,821.52, 5,732.98 and 1,481.44

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Solution

The fourth proportional to 3,821.52, 5,732.98 and 1,481.44 is: 2,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.52 : 5,732.98 = 1,481.44 : x
  2. Step 2: Convert to fraction form
    3,821.52/5,732.98 = 1,481.44/x
  3. Step 3: Cross multiply
    3,821.52x = 5,732.98 × 1,481.44
  4. Step 4: Simplify right side
    3,821.52x = 8,493,065.89
  5. Step 5: Solve for x
    x = 8,493,065.89/3,821.52
  6. Step 6: Final answer
    x = 2,222.43

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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.