Home / 3,351.78-5,027.94-1,160.46

Finding the Fourth Proportional to 3,351.78, 5,027.94 and 1,160.46

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Solution

The fourth proportional to 3,351.78, 5,027.94 and 1,160.46 is: 1,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.78 : 5,027.94 = 1,160.46 : x
  2. Step 2: Convert to fraction form
    3,351.78/5,027.94 = 1,160.46/x
  3. Step 3: Cross multiply
    3,351.78x = 5,027.94 × 1,160.46
  4. Step 4: Simplify right side
    3,351.78x = 5,834,723.25
  5. Step 5: Solve for x
    x = 5,834,723.25/3,351.78
  6. Step 6: Final answer
    x = 1,740.78

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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.