Home / 3,226.38-4,452.30-1,810.11

Finding the Fourth Proportional to 3,226.38, 4,452.30 and 1,810.11

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Solution

The fourth proportional to 3,226.38, 4,452.30 and 1,810.11 is: 2,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.38 : 4,452.30 = 1,810.11 : x
  2. Step 2: Convert to fraction form
    3,226.38/4,452.30 = 1,810.11/x
  3. Step 3: Cross multiply
    3,226.38x = 4,452.30 × 1,810.11
  4. Step 4: Simplify right side
    3,226.38x = 8,059,152.75
  5. Step 5: Solve for x
    x = 8,059,152.75/3,226.38
  6. Step 6: Final answer
    x = 2,497.89

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Half scale
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Double scale
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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.