Home / 3,948.03-5,922.09-2,711.70

Finding the Fourth Proportional to 3,948.03, 5,922.09 and 2,711.70

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Solution

The fourth proportional to 3,948.03, 5,922.09 and 2,711.70 is: 4,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948.03 : 5,922.09 = 2,711.70 : x
  2. Step 2: Convert to fraction form
    3,948.03/5,922.09 = 2,711.70/x
  3. Step 3: Cross multiply
    3,948.03x = 5,922.09 × 2,711.70
  4. Step 4: Simplify right side
    3,948.03x = 16,058,931.45
  5. Step 5: Solve for x
    x = 16,058,931.45/3,948.03
  6. Step 6: Final answer
    x = 4,067.58

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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.