Home / 2,252.16-3,377.33-865.54

Finding the Fourth Proportional to 2,252.16, 3,377.33 and 865.54

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Solution

The fourth proportional to 2,252.16, 3,377.33 and 865.54 is: 1,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.16 : 3,377.33 = 865.54 : x
  2. Step 2: Convert to fraction form
    2,252.16/3,377.33 = 865.54/x
  3. Step 3: Cross multiply
    2,252.16x = 3,377.33 × 865.54
  4. Step 4: Simplify right side
    2,252.16x = 2,923,214.21
  5. Step 5: Solve for x
    x = 2,923,214.21/2,252.16
  6. Step 6: Final answer
    x = 1,297.96

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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.