Home / 2,716.92-4,073.10-1,158.12

Finding the Fourth Proportional to 2,716.92, 4,073.10 and 1,158.12

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Solution

The fourth proportional to 2,716.92, 4,073.10 and 1,158.12 is: 1,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.92 : 4,073.10 = 1,158.12 : x
  2. Step 2: Convert to fraction form
    2,716.92/4,073.10 = 1,158.12/x
  3. Step 3: Cross multiply
    2,716.92x = 4,073.10 × 1,158.12
  4. Step 4: Simplify right side
    2,716.92x = 4,717,138.57
  5. Step 5: Solve for x
    x = 4,717,138.57/2,716.92
  6. Step 6: Final answer
    x = 1,736.21

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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.