Home / 3,751.17-5,176.62-2,179.37

Finding the Fourth Proportional to 3,751.17, 5,176.62 and 2,179.37

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Solution

The fourth proportional to 3,751.17, 5,176.62 and 2,179.37 is: 3,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.17 : 5,176.62 = 2,179.37 : x
  2. Step 2: Convert to fraction form
    3,751.17/5,176.62 = 2,179.37/x
  3. Step 3: Cross multiply
    3,751.17x = 5,176.62 × 2,179.37
  4. Step 4: Simplify right side
    3,751.17x = 11,281,733.55
  5. Step 5: Solve for x
    x = 11,281,733.55/3,751.17
  6. Step 6: Final answer
    x = 3,007.52

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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.