Home / 3,452.97-5,180.72-2,155.53

Finding the Fourth Proportional to 3,452.97, 5,180.72 and 2,155.53

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Solution

The fourth proportional to 3,452.97, 5,180.72 and 2,155.53 is: 3,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.97 : 5,180.72 = 2,155.53 : x
  2. Step 2: Convert to fraction form
    3,452.97/5,180.72 = 2,155.53/x
  3. Step 3: Cross multiply
    3,452.97x = 5,180.72 × 2,155.53
  4. Step 4: Simplify right side
    3,452.97x = 11,167,186.60
  5. Step 5: Solve for x
    x = 11,167,186.60/3,452.97
  6. Step 6: Final answer
    x = 3,234.08

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1.5x scale

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.