Home / 3,452.11-4,763.89-2,107.72

Finding the Fourth Proportional to 3,452.11, 4,763.89 and 2,107.72

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Solution

The fourth proportional to 3,452.11, 4,763.89 and 2,107.72 is: 2,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.11 : 4,763.89 = 2,107.72 : x
  2. Step 2: Convert to fraction form
    3,452.11/4,763.89 = 2,107.72/x
  3. Step 3: Cross multiply
    3,452.11x = 4,763.89 × 2,107.72
  4. Step 4: Simplify right side
    3,452.11x = 10,040,928.02
  5. Step 5: Solve for x
    x = 10,040,928.02/3,452.11
  6. Step 6: Final answer
    x = 2,908.63

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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.