Home / 2,481.72-3,724.38-2,000.58

Finding the Fourth Proportional to 2,481.72, 3,724.38 and 2,000.58

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Solution

The fourth proportional to 2,481.72, 3,724.38 and 2,000.58 is: 3,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.72 : 3,724.38 = 2,000.58 : x
  2. Step 2: Convert to fraction form
    2,481.72/3,724.38 = 2,000.58/x
  3. Step 3: Cross multiply
    2,481.72x = 3,724.38 × 2,000.58
  4. Step 4: Simplify right side
    2,481.72x = 7,450,920.14
  5. Step 5: Solve for x
    x = 7,450,920.14/2,481.72
  6. Step 6: Final answer
    x = 3,002.32

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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.