Home / 3,326.38-4,989.39-1,017.88

Finding the Fourth Proportional to 3,326.38, 4,989.39 and 1,017.88

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Solution

The fourth proportional to 3,326.38, 4,989.39 and 1,017.88 is: 1,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.38 : 4,989.39 = 1,017.88 : x
  2. Step 2: Convert to fraction form
    3,326.38/4,989.39 = 1,017.88/x
  3. Step 3: Cross multiply
    3,326.38x = 4,989.39 × 1,017.88
  4. Step 4: Simplify right side
    3,326.38x = 5,078,600.29
  5. Step 5: Solve for x
    x = 5,078,600.29/3,326.38
  6. Step 6: Final answer
    x = 1,526.76

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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.