Home / 3,353.28-5,029.56-1,161.96

Finding the Fourth Proportional to 3,353.28, 5,029.56 and 1,161.96

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Solution

The fourth proportional to 3,353.28, 5,029.56 and 1,161.96 is: 1,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.28 : 5,029.56 = 1,161.96 : x
  2. Step 2: Convert to fraction form
    3,353.28/5,029.56 = 1,161.96/x
  3. Step 3: Cross multiply
    3,353.28x = 5,029.56 × 1,161.96
  4. Step 4: Simplify right side
    3,353.28x = 5,844,147.54
  5. Step 5: Solve for x
    x = 5,844,147.54/3,353.28
  6. Step 6: Final answer
    x = 1,742.82

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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.