Home / 3,229.93-4,456.92-1,813.69

Finding the Fourth Proportional to 3,229.93, 4,456.92 and 1,813.69

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Solution

The fourth proportional to 3,229.93, 4,456.92 and 1,813.69 is: 2,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.93 : 4,456.92 = 1,813.69 : x
  2. Step 2: Convert to fraction form
    3,229.93/4,456.92 = 1,813.69/x
  3. Step 3: Cross multiply
    3,229.93x = 4,456.92 × 1,813.69
  4. Step 4: Simplify right side
    3,229.93x = 8,083,471.23
  5. Step 5: Solve for x
    x = 8,083,471.23/3,229.93
  6. Step 6: Final answer
    x = 2,502.68

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Half scale
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Double scale
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Similar ratio
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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.