Home / 3,418.38-4,717.36-2,002.34

Finding the Fourth Proportional to 3,418.38, 4,717.36 and 2,002.34

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Solution

The fourth proportional to 3,418.38, 4,717.36 and 2,002.34 is: 2,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.38 : 4,717.36 = 2,002.34 : x
  2. Step 2: Convert to fraction form
    3,418.38/4,717.36 = 2,002.34/x
  3. Step 3: Cross multiply
    3,418.38x = 4,717.36 × 2,002.34
  4. Step 4: Simplify right side
    3,418.38x = 9,445,758.62
  5. Step 5: Solve for x
    x = 9,445,758.62/3,418.38
  6. Step 6: Final answer
    x = 2,763.23

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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.