Home / 3,207.07-4,815.02-2,217.43

Finding the Fourth Proportional to 3,207.07, 4,815.02 and 2,217.43

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Solution

The fourth proportional to 3,207.07, 4,815.02 and 2,217.43 is: 3,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.07 : 4,815.02 = 2,217.43 : x
  2. Step 2: Convert to fraction form
    3,207.07/4,815.02 = 2,217.43/x
  3. Step 3: Cross multiply
    3,207.07x = 4,815.02 × 2,217.43
  4. Step 4: Simplify right side
    3,207.07x = 10,676,963.30
  5. Step 5: Solve for x
    x = 10,676,963.30/3,207.07
  6. Step 6: Final answer
    x = 3,329.20

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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.