Home / 5,781.24-8,671.05-2,082.96

Finding the Fourth Proportional to 5,781.24, 8,671.05 and 2,082.96

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Solution

The fourth proportional to 5,781.24, 8,671.05 and 2,082.96 is: 3,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.24 : 8,671.05 = 2,082.96 : x
  2. Step 2: Convert to fraction form
    5,781.24/8,671.05 = 2,082.96/x
  3. Step 3: Cross multiply
    5,781.24x = 8,671.05 × 2,082.96
  4. Step 4: Simplify right side
    5,781.24x = 18,061,450.31
  5. Step 5: Solve for x
    x = 18,061,450.31/5,781.24
  6. Step 6: Final answer
    x = 3,124.15

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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.