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Finding the Fourth Proportional to 2,751.72, 3,796.14 and 1,632.71

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Solution

The fourth proportional to 2,751.72, 3,796.14 and 1,632.71 is: 2,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.72 : 3,796.14 = 1,632.71 : x
  2. Step 2: Convert to fraction form
    2,751.72/3,796.14 = 1,632.71/x
  3. Step 3: Cross multiply
    2,751.72x = 3,796.14 × 1,632.71
  4. Step 4: Simplify right side
    2,751.72x = 6,197,976.76
  5. Step 5: Solve for x
    x = 6,197,976.76/2,751.72
  6. Step 6: Final answer
    x = 2,252.40

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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.