Home / 5,449.74-8,177.37-2,487.85

Finding the Fourth Proportional to 5,449.74, 8,177.37 and 2,487.85

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Solution

The fourth proportional to 5,449.74, 8,177.37 and 2,487.85 is: 3,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.74 : 8,177.37 = 2,487.85 : x
  2. Step 2: Convert to fraction form
    5,449.74/8,177.37 = 2,487.85/x
  3. Step 3: Cross multiply
    5,449.74x = 8,177.37 × 2,487.85
  4. Step 4: Simplify right side
    5,449.74x = 20,344,057.52
  5. Step 5: Solve for x
    x = 20,344,057.52/5,449.74
  6. Step 6: Final answer
    x = 3,733.04

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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.