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Finding the Fourth Proportional to 2,932.75, 4,393.00 and 1,759.03

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Solution

The fourth proportional to 2,932.75, 4,393.00 and 1,759.03 is: 2,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.75 : 4,393.00 = 1,759.03 : x
  2. Step 2: Convert to fraction form
    2,932.75/4,393.00 = 1,759.03/x
  3. Step 3: Cross multiply
    2,932.75x = 4,393.00 × 1,759.03
  4. Step 4: Simplify right side
    2,932.75x = 7,727,388.03
  5. Step 5: Solve for x
    x = 7,727,388.03/2,932.75
  6. Step 6: Final answer
    x = 2,634.87

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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.