Home / 2,982.19-4,468.51-2,517.79

Finding the Fourth Proportional to 2,982.19, 4,468.51 and 2,517.79

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Solution

The fourth proportional to 2,982.19, 4,468.51 and 2,517.79 is: 3,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.19 : 4,468.51 = 2,517.79 : x
  2. Step 2: Convert to fraction form
    2,982.19/4,468.51 = 2,517.79/x
  3. Step 3: Cross multiply
    2,982.19x = 4,468.51 × 2,517.79
  4. Step 4: Simplify right side
    2,982.19x = 11,250,769.79
  5. Step 5: Solve for x
    x = 11,250,769.79/2,982.19
  6. Step 6: Final answer
    x = 3,772.65

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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.