Home / 5,760.45-8,634.20-3,912.03

Finding the Fourth Proportional to 5,760.45, 8,634.20 and 3,912.03

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Solution

The fourth proportional to 5,760.45, 8,634.20 and 3,912.03 is: 5,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.45 : 8,634.20 = 3,912.03 : x
  2. Step 2: Convert to fraction form
    5,760.45/8,634.20 = 3,912.03/x
  3. Step 3: Cross multiply
    5,760.45x = 8,634.20 × 3,912.03
  4. Step 4: Simplify right side
    5,760.45x = 33,777,229.87
  5. Step 5: Solve for x
    x = 33,777,229.87/5,760.45
  6. Step 6: Final answer
    x = 5,863.64

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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.