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Finding the Fourth Proportional to 1,833.35, 2,751.17 and 793.17

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Solution

The fourth proportional to 1,833.35, 2,751.17 and 793.17 is: 1,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.35 : 2,751.17 = 793.17 : x
  2. Step 2: Convert to fraction form
    1,833.35/2,751.17 = 793.17/x
  3. Step 3: Cross multiply
    1,833.35x = 2,751.17 × 793.17
  4. Step 4: Simplify right side
    1,833.35x = 2,182,141.54
  5. Step 5: Solve for x
    x = 2,182,141.54/1,833.35
  6. Step 6: Final answer
    x = 1,190.25

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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.