Home / 3,023.20-4,534.80-2,512.90

Finding the Fourth Proportional to 3,023.20, 4,534.80 and 2,512.90

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Solution

The fourth proportional to 3,023.20, 4,534.80 and 2,512.90 is: 3,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.20 : 4,534.80 = 2,512.90 : x
  2. Step 2: Convert to fraction form
    3,023.20/4,534.80 = 2,512.90/x
  3. Step 3: Cross multiply
    3,023.20x = 4,534.80 × 2,512.90
  4. Step 4: Simplify right side
    3,023.20x = 11,395,498.92
  5. Step 5: Solve for x
    x = 11,395,498.92/3,023.20
  6. Step 6: Final answer
    x = 3,769.35

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Similar ratio
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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.