Home / 5,171.33-7,753.75-3,414.47

Finding the Fourth Proportional to 5,171.33, 7,753.75 and 3,414.47

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Solution

The fourth proportional to 5,171.33, 7,753.75 and 3,414.47 is: 5,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.33 : 7,753.75 = 3,414.47 : x
  2. Step 2: Convert to fraction form
    5,171.33/7,753.75 = 3,414.47/x
  3. Step 3: Cross multiply
    5,171.33x = 7,753.75 × 3,414.47
  4. Step 4: Simplify right side
    5,171.33x = 26,474,946.76
  5. Step 5: Solve for x
    x = 26,474,946.76/5,171.33
  6. Step 6: Final answer
    x = 5,119.56

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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.