Home / 3,540.22-5,308.16-3,082.30

Finding the Fourth Proportional to 3,540.22, 5,308.16 and 3,082.30

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Solution

The fourth proportional to 3,540.22, 5,308.16 and 3,082.30 is: 4,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.22 : 5,308.16 = 3,082.30 : x
  2. Step 2: Convert to fraction form
    3,540.22/5,308.16 = 3,082.30/x
  3. Step 3: Cross multiply
    3,540.22x = 5,308.16 × 3,082.30
  4. Step 4: Simplify right side
    3,540.22x = 16,361,341.57
  5. Step 5: Solve for x
    x = 16,361,341.57/3,540.22
  6. Step 6: Final answer
    x = 4,621.56

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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.