Home / 3,273.48-4,517.46-1,781.44

Finding the Fourth Proportional to 3,273.48, 4,517.46 and 1,781.44

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Solution

The fourth proportional to 3,273.48, 4,517.46 and 1,781.44 is: 2,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.48 : 4,517.46 = 1,781.44 : x
  2. Step 2: Convert to fraction form
    3,273.48/4,517.46 = 1,781.44/x
  3. Step 3: Cross multiply
    3,273.48x = 4,517.46 × 1,781.44
  4. Step 4: Simplify right side
    3,273.48x = 8,047,583.94
  5. Step 5: Solve for x
    x = 8,047,583.94/3,273.48
  6. Step 6: Final answer
    x = 2,458.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.