Home / 3,903.13-5,851.45-2,729.79

Finding the Fourth Proportional to 3,903.13, 5,851.45 and 2,729.79

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Solution

The fourth proportional to 3,903.13, 5,851.45 and 2,729.79 is: 4,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.13 : 5,851.45 = 2,729.79 : x
  2. Step 2: Convert to fraction form
    3,903.13/5,851.45 = 2,729.79/x
  3. Step 3: Cross multiply
    3,903.13x = 5,851.45 × 2,729.79
  4. Step 4: Simplify right side
    3,903.13x = 15,973,229.70
  5. Step 5: Solve for x
    x = 15,973,229.70/3,903.13
  6. Step 6: Final answer
    x = 4,092.42

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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.