Home / 3,452.85-5,179.14-1,372.77

Finding the Fourth Proportional to 3,452.85, 5,179.14 and 1,372.77

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Solution

The fourth proportional to 3,452.85, 5,179.14 and 1,372.77 is: 2,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.85 : 5,179.14 = 1,372.77 : x
  2. Step 2: Convert to fraction form
    3,452.85/5,179.14 = 1,372.77/x
  3. Step 3: Cross multiply
    3,452.85x = 5,179.14 × 1,372.77
  4. Step 4: Simplify right side
    3,452.85x = 7,109,768.02
  5. Step 5: Solve for x
    x = 7,109,768.02/3,452.85
  6. Step 6: Final answer
    x = 2,059.10

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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.