Home / 3,458.43-5,188.37-1,149.75

Finding the Fourth Proportional to 3,458.43, 5,188.37 and 1,149.75

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Solution

The fourth proportional to 3,458.43, 5,188.37 and 1,149.75 is: 1,724.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.43 : 5,188.37 = 1,149.75 : x
  2. Step 2: Convert to fraction form
    3,458.43/5,188.37 = 1,149.75/x
  3. Step 3: Cross multiply
    3,458.43x = 5,188.37 × 1,149.75
  4. Step 4: Simplify right side
    3,458.43x = 5,965,322.66
  5. Step 5: Solve for x
    x = 5,965,322.66/3,458.43
  6. Step 6: Final answer
    x = 1,724.86

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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.