Home / 2,481.92-3,723.42-750.50

Finding the Fourth Proportional to 2,481.92, 3,723.42 and 750.50

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Solution

The fourth proportional to 2,481.92, 3,723.42 and 750.50 is: 1,125.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.92 : 3,723.42 = 750.50 : x
  2. Step 2: Convert to fraction form
    2,481.92/3,723.42 = 750.50/x
  3. Step 3: Cross multiply
    2,481.92x = 3,723.42 × 750.50
  4. Step 4: Simplify right side
    2,481.92x = 2,794,426.71
  5. Step 5: Solve for x
    x = 2,794,426.71/2,481.92
  6. Step 6: Final answer
    x = 1,125.91

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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.