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Finding the Fourth Proportional to 1,888.25, 2,833.52 and 1,193.96

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Solution

The fourth proportional to 1,888.25, 2,833.52 and 1,193.96 is: 1,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888.25 : 2,833.52 = 1,193.96 : x
  2. Step 2: Convert to fraction form
    1,888.25/2,833.52 = 1,193.96/x
  3. Step 3: Cross multiply
    1,888.25x = 2,833.52 × 1,193.96
  4. Step 4: Simplify right side
    1,888.25x = 3,383,109.54
  5. Step 5: Solve for x
    x = 3,383,109.54/1,888.25
  6. Step 6: Final answer
    x = 1,791.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.