Home / 3,326.28-4,989.87-1,134.42

Finding the Fourth Proportional to 3,326.28, 4,989.87 and 1,134.42

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Solution

The fourth proportional to 3,326.28, 4,989.87 and 1,134.42 is: 1,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.28 : 4,989.87 = 1,134.42 : x
  2. Step 2: Convert to fraction form
    3,326.28/4,989.87 = 1,134.42/x
  3. Step 3: Cross multiply
    3,326.28x = 4,989.87 × 1,134.42
  4. Step 4: Simplify right side
    3,326.28x = 5,660,608.33
  5. Step 5: Solve for x
    x = 5,660,608.33/3,326.28
  6. Step 6: Final answer
    x = 1,701.78

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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.