Home / 3,223.28-4,839-2,682.08

Finding the Fourth Proportional to 3,223.28, 4,839 and 2,682.08

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Solution

The fourth proportional to 3,223.28, 4,839 and 2,682.08 is: 4,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223.28 : 4,839 = 2,682.08 : x
  2. Step 2: Convert to fraction form
    3,223.28/4,839 = 2,682.08/x
  3. Step 3: Cross multiply
    3,223.28x = 4,839 × 2,682.08
  4. Step 4: Simplify right side
    3,223.28x = 12,978,585.12
  5. Step 5: Solve for x
    x = 12,978,585.12/3,223.28
  6. Step 6: Final answer
    x = 4,026.51

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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.