Home / 2,825.28-4,226.58-2,003.94

Finding the Fourth Proportional to 2,825.28, 4,226.58 and 2,003.94

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Solution

The fourth proportional to 2,825.28, 4,226.58 and 2,003.94 is: 2,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.28 : 4,226.58 = 2,003.94 : x
  2. Step 2: Convert to fraction form
    2,825.28/4,226.58 = 2,003.94/x
  3. Step 3: Cross multiply
    2,825.28x = 4,226.58 × 2,003.94
  4. Step 4: Simplify right side
    2,825.28x = 8,469,812.73
  5. Step 5: Solve for x
    x = 8,469,812.73/2,825.28
  6. Step 6: Final answer
    x = 2,997.87

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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.