Home / 3,229.72-4,456.86-1,832.44

Finding the Fourth Proportional to 3,229.72, 4,456.86 and 1,832.44

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Solution

The fourth proportional to 3,229.72, 4,456.86 and 1,832.44 is: 2,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.72 : 4,456.86 = 1,832.44 : x
  2. Step 2: Convert to fraction form
    3,229.72/4,456.86 = 1,832.44/x
  3. Step 3: Cross multiply
    3,229.72x = 4,456.86 × 1,832.44
  4. Step 4: Simplify right side
    3,229.72x = 8,166,928.54
  5. Step 5: Solve for x
    x = 8,166,928.54/3,229.72
  6. Step 6: Final answer
    x = 2,528.68

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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.