Home / 3,922.58-5,882.30-1,729.75

Finding the Fourth Proportional to 3,922.58, 5,882.30 and 1,729.75

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Solution

The fourth proportional to 3,922.58, 5,882.30 and 1,729.75 is: 2,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.58 : 5,882.30 = 1,729.75 : x
  2. Step 2: Convert to fraction form
    3,922.58/5,882.30 = 1,729.75/x
  3. Step 3: Cross multiply
    3,922.58x = 5,882.30 × 1,729.75
  4. Step 4: Simplify right side
    3,922.58x = 10,174,908.43
  5. Step 5: Solve for x
    x = 10,174,908.43/3,922.58
  6. Step 6: Final answer
    x = 2,593.93

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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.