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Finding the Fourth Proportional to 2,183.38, 3,275.07 and 883.42

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Solution

The fourth proportional to 2,183.38, 3,275.07 and 883.42 is: 1,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.38 : 3,275.07 = 883.42 : x
  2. Step 2: Convert to fraction form
    2,183.38/3,275.07 = 883.42/x
  3. Step 3: Cross multiply
    2,183.38x = 3,275.07 × 883.42
  4. Step 4: Simplify right side
    2,183.38x = 2,893,262.34
  5. Step 5: Solve for x
    x = 2,893,262.34/2,183.38
  6. Step 6: Final answer
    x = 1,325.13

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.