Home / 5,517.68-8,273.28-2,230.88

Finding the Fourth Proportional to 5,517.68, 8,273.28 and 2,230.88

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Solution

The fourth proportional to 5,517.68, 8,273.28 and 2,230.88 is: 3,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.68 : 8,273.28 = 2,230.88 : x
  2. Step 2: Convert to fraction form
    5,517.68/8,273.28 = 2,230.88/x
  3. Step 3: Cross multiply
    5,517.68x = 8,273.28 × 2,230.88
  4. Step 4: Simplify right side
    5,517.68x = 18,456,694.89
  5. Step 5: Solve for x
    x = 18,456,694.89/5,517.68
  6. Step 6: Final answer
    x = 3,345.01

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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.