Home / 3,542.39-5,314.61-1,351.29

Finding the Fourth Proportional to 3,542.39, 5,314.61 and 1,351.29

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Solution

The fourth proportional to 3,542.39, 5,314.61 and 1,351.29 is: 2,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.39 : 5,314.61 = 1,351.29 : x
  2. Step 2: Convert to fraction form
    3,542.39/5,314.61 = 1,351.29/x
  3. Step 3: Cross multiply
    3,542.39x = 5,314.61 × 1,351.29
  4. Step 4: Simplify right side
    3,542.39x = 7,181,572.59
  5. Step 5: Solve for x
    x = 7,181,572.59/3,542.39
  6. Step 6: Final answer
    x = 2,027.33

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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.