Home / 3,393.27-4,680.41-2,763.82

Finding the Fourth Proportional to 3,393.27, 4,680.41 and 2,763.82

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Solution

The fourth proportional to 3,393.27, 4,680.41 and 2,763.82 is: 3,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.27 : 4,680.41 = 2,763.82 : x
  2. Step 2: Convert to fraction form
    3,393.27/4,680.41 = 2,763.82/x
  3. Step 3: Cross multiply
    3,393.27x = 4,680.41 × 2,763.82
  4. Step 4: Simplify right side
    3,393.27x = 12,935,810.57
  5. Step 5: Solve for x
    x = 12,935,810.57/3,393.27
  6. Step 6: Final answer
    x = 3,812.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.