Home / 3,608.66-5,399.30-2,203.46

Finding the Fourth Proportional to 3,608.66, 5,399.30 and 2,203.46

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Solution

The fourth proportional to 3,608.66, 5,399.30 and 2,203.46 is: 3,296.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.66 : 5,399.30 = 2,203.46 : x
  2. Step 2: Convert to fraction form
    3,608.66/5,399.30 = 2,203.46/x
  3. Step 3: Cross multiply
    3,608.66x = 5,399.30 × 2,203.46
  4. Step 4: Simplify right side
    3,608.66x = 11,897,103.56
  5. Step 5: Solve for x
    x = 11,897,103.56/3,608.66
  6. Step 6: Final answer
    x = 3,296.82

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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.