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Finding the Fourth Proportional to 3,751, 5,176.38 and 2,095

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Solution

The fourth proportional to 3,751, 5,176.38 and 2,095 is: 2,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751 : 5,176.38 = 2,095 : x
  2. Step 2: Convert to fraction form
    3,751/5,176.38 = 2,095/x
  3. Step 3: Cross multiply
    3,751x = 5,176.38 × 2,095
  4. Step 4: Simplify right side
    3,751x = 10,844,516.10
  5. Step 5: Solve for x
    x = 10,844,516.10/3,751
  6. Step 6: Final answer
    x = 2,891.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.