Home / 3,267.85-4,902.62-1,418.54

Finding the Fourth Proportional to 3,267.85, 4,902.62 and 1,418.54

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Solution

The fourth proportional to 3,267.85, 4,902.62 and 1,418.54 is: 2,128.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.85 : 4,902.62 = 1,418.54 : x
  2. Step 2: Convert to fraction form
    3,267.85/4,902.62 = 1,418.54/x
  3. Step 3: Cross multiply
    3,267.85x = 4,902.62 × 1,418.54
  4. Step 4: Simplify right side
    3,267.85x = 6,954,562.57
  5. Step 5: Solve for x
    x = 6,954,562.57/3,267.85
  6. Step 6: Final answer
    x = 2,128.18

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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.