Home / 4,147.50-5,723.82-2,750.52

Finding the Fourth Proportional to 4,147.50, 5,723.82 and 2,750.52

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Solution

The fourth proportional to 4,147.50, 5,723.82 and 2,750.52 is: 3,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.50 : 5,723.82 = 2,750.52 : x
  2. Step 2: Convert to fraction form
    4,147.50/5,723.82 = 2,750.52/x
  3. Step 3: Cross multiply
    4,147.50x = 5,723.82 × 2,750.52
  4. Step 4: Simplify right side
    4,147.50x = 15,743,481.39
  5. Step 5: Solve for x
    x = 15,743,481.39/4,147.50
  6. Step 6: Final answer
    x = 3,795.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.