Home / 2,013.28-3,019.96-827.44

Finding the Fourth Proportional to 2,013.28, 3,019.96 and 827.44

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Solution

The fourth proportional to 2,013.28, 3,019.96 and 827.44 is: 1,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.28 : 3,019.96 = 827.44 : x
  2. Step 2: Convert to fraction form
    2,013.28/3,019.96 = 827.44/x
  3. Step 3: Cross multiply
    2,013.28x = 3,019.96 × 827.44
  4. Step 4: Simplify right side
    2,013.28x = 2,498,835.70
  5. Step 5: Solve for x
    x = 2,498,835.70/2,013.28
  6. Step 6: Final answer
    x = 1,241.18

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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.