Home / 3,932.75-5,897.67-1,299.56

Finding the Fourth Proportional to 3,932.75, 5,897.67 and 1,299.56

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Solution

The fourth proportional to 3,932.75, 5,897.67 and 1,299.56 is: 1,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.75 : 5,897.67 = 1,299.56 : x
  2. Step 2: Convert to fraction form
    3,932.75/5,897.67 = 1,299.56/x
  3. Step 3: Cross multiply
    3,932.75x = 5,897.67 × 1,299.56
  4. Step 4: Simplify right side
    3,932.75x = 7,664,376.03
  5. Step 5: Solve for x
    x = 7,664,376.03/3,932.75
  6. Step 6: Final answer
    x = 1,948.86

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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.