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Finding the Fourth Proportional to 3,751.69, 5,177.26 and 2,073.17

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Solution

The fourth proportional to 3,751.69, 5,177.26 and 2,073.17 is: 2,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.69 : 5,177.26 = 2,073.17 : x
  2. Step 2: Convert to fraction form
    3,751.69/5,177.26 = 2,073.17/x
  3. Step 3: Cross multiply
    3,751.69x = 5,177.26 × 2,073.17
  4. Step 4: Simplify right side
    3,751.69x = 10,733,340.11
  5. Step 5: Solve for x
    x = 10,733,340.11/3,751.69
  6. Step 6: Final answer
    x = 2,860.93

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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.