Home / 2,010.11-2,773.92-1,125.91

Finding the Fourth Proportional to 2,010.11, 2,773.92 and 1,125.91

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Solution

The fourth proportional to 2,010.11, 2,773.92 and 1,125.91 is: 1,553.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.11 : 2,773.92 = 1,125.91 : x
  2. Step 2: Convert to fraction form
    2,010.11/2,773.92 = 1,125.91/x
  3. Step 3: Cross multiply
    2,010.11x = 2,773.92 × 1,125.91
  4. Step 4: Simplify right side
    2,010.11x = 3,123,191.96
  5. Step 5: Solve for x
    x = 3,123,191.96/2,010.11
  6. Step 6: Final answer
    x = 1,553.75

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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.