Home / 6,738.14-10,105.32-2,792.36

Finding the Fourth Proportional to 6,738.14, 10,105.32 and 2,792.36

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Solution

The fourth proportional to 6,738.14, 10,105.32 and 2,792.36 is: 4,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.14 : 10,105.32 = 2,792.36 : x
  2. Step 2: Convert to fraction form
    6,738.14/10,105.32 = 2,792.36/x
  3. Step 3: Cross multiply
    6,738.14x = 10,105.32 × 2,792.36
  4. Step 4: Simplify right side
    6,738.14x = 28,217,691.36
  5. Step 5: Solve for x
    x = 28,217,691.36/6,738.14
  6. Step 6: Final answer
    x = 4,187.76

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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.