Home / 5,519.28-8,273.16-2,231.04

Finding the Fourth Proportional to 5,519.28, 8,273.16 and 2,231.04

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Solution

The fourth proportional to 5,519.28, 8,273.16 and 2,231.04 is: 3,344.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.28 : 8,273.16 = 2,231.04 : x
  2. Step 2: Convert to fraction form
    5,519.28/8,273.16 = 2,231.04/x
  3. Step 3: Cross multiply
    5,519.28x = 8,273.16 × 2,231.04
  4. Step 4: Simplify right side
    5,519.28x = 18,457,750.89
  5. Step 5: Solve for x
    x = 18,457,750.89/5,519.28
  6. Step 6: Final answer
    x = 3,344.23

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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.