Home / 3,117.57-4,675.14-1,168.71

Finding the Fourth Proportional to 3,117.57, 4,675.14 and 1,168.71

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Solution

The fourth proportional to 3,117.57, 4,675.14 and 1,168.71 is: 1,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.57 : 4,675.14 = 1,168.71 : x
  2. Step 2: Convert to fraction form
    3,117.57/4,675.14 = 1,168.71/x
  3. Step 3: Cross multiply
    3,117.57x = 4,675.14 × 1,168.71
  4. Step 4: Simplify right side
    3,117.57x = 5,463,882.87
  5. Step 5: Solve for x
    x = 5,463,882.87/3,117.57
  6. Step 6: Final answer
    x = 1,752.61

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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.