Home / 3,191.38-4,403.01-2,073.73

Finding the Fourth Proportional to 3,191.38, 4,403.01 and 2,073.73

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Solution

The fourth proportional to 3,191.38, 4,403.01 and 2,073.73 is: 2,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.38 : 4,403.01 = 2,073.73 : x
  2. Step 2: Convert to fraction form
    3,191.38/4,403.01 = 2,073.73/x
  3. Step 3: Cross multiply
    3,191.38x = 4,403.01 × 2,073.73
  4. Step 4: Simplify right side
    3,191.38x = 9,130,653.93
  5. Step 5: Solve for x
    x = 9,130,653.93/3,191.38
  6. Step 6: Final answer
    x = 2,861.04

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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.