Home / 3,275.28-4,520.10-2,481.02

Finding the Fourth Proportional to 3,275.28, 4,520.10 and 2,481.02

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Solution

The fourth proportional to 3,275.28, 4,520.10 and 2,481.02 is: 3,423.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.28 : 4,520.10 = 2,481.02 : x
  2. Step 2: Convert to fraction form
    3,275.28/4,520.10 = 2,481.02/x
  3. Step 3: Cross multiply
    3,275.28x = 4,520.10 × 2,481.02
  4. Step 4: Simplify right side
    3,275.28x = 11,214,435.90
  5. Step 5: Solve for x
    x = 11,214,435.90/3,275.28
  6. Step 6: Final answer
    x = 3,423.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.