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Finding the Fourth Proportional to 2,251, 3,104.04 and 1,366.48

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Solution

The fourth proportional to 2,251, 3,104.04 and 1,366.48 is: 1,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251 : 3,104.04 = 1,366.48 : x
  2. Step 2: Convert to fraction form
    2,251/3,104.04 = 1,366.48/x
  3. Step 3: Cross multiply
    2,251x = 3,104.04 × 1,366.48
  4. Step 4: Simplify right side
    2,251x = 4,241,608.58
  5. Step 5: Solve for x
    x = 4,241,608.58/2,251
  6. Step 6: Final answer
    x = 1,884.32

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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.