Home / 3,825.15-5,729.49-2,651.73

Finding the Fourth Proportional to 3,825.15, 5,729.49 and 2,651.73

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Solution

The fourth proportional to 3,825.15, 5,729.49 and 2,651.73 is: 3,971.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.15 : 5,729.49 = 2,651.73 : x
  2. Step 2: Convert to fraction form
    3,825.15/5,729.49 = 2,651.73/x
  3. Step 3: Cross multiply
    3,825.15x = 5,729.49 × 2,651.73
  4. Step 4: Simplify right side
    3,825.15x = 15,193,060.52
  5. Step 5: Solve for x
    x = 15,193,060.52/3,825.15
  6. Step 6: Final answer
    x = 3,971.89

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1.5x scale

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.