Home / 2,581.16-3,872.72-1,195.16

Finding the Fourth Proportional to 2,581.16, 3,872.72 and 1,195.16

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Solution

The fourth proportional to 2,581.16, 3,872.72 and 1,195.16 is: 1,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.16 : 3,872.72 = 1,195.16 : x
  2. Step 2: Convert to fraction form
    2,581.16/3,872.72 = 1,195.16/x
  3. Step 3: Cross multiply
    2,581.16x = 3,872.72 × 1,195.16
  4. Step 4: Simplify right side
    2,581.16x = 4,628,520.04
  5. Step 5: Solve for x
    x = 4,628,520.04/2,581.16
  6. Step 6: Final answer
    x = 1,793.19

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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.