Home / 2,288.33-3,432.56-827.57

Finding the Fourth Proportional to 2,288.33, 3,432.56 and 827.57

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Solution

The fourth proportional to 2,288.33, 3,432.56 and 827.57 is: 1,241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.33 : 3,432.56 = 827.57 : x
  2. Step 2: Convert to fraction form
    2,288.33/3,432.56 = 827.57/x
  3. Step 3: Cross multiply
    2,288.33x = 3,432.56 × 827.57
  4. Step 4: Simplify right side
    2,288.33x = 2,840,679.54
  5. Step 5: Solve for x
    x = 2,840,679.54/2,288.33
  6. Step 6: Final answer
    x = 1,241.38

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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.