Home / 3,452.20-5,177.31-1,696.12

Finding the Fourth Proportional to 3,452.20, 5,177.31 and 1,696.12

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Solution

The fourth proportional to 3,452.20, 5,177.31 and 1,696.12 is: 2,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.20 : 5,177.31 = 1,696.12 : x
  2. Step 2: Convert to fraction form
    3,452.20/5,177.31 = 1,696.12/x
  3. Step 3: Cross multiply
    3,452.20x = 5,177.31 × 1,696.12
  4. Step 4: Simplify right side
    3,452.20x = 8,781,339.04
  5. Step 5: Solve for x
    x = 8,781,339.04/3,452.20
  6. Step 6: Final answer
    x = 2,543.69

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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.