Home / 3,830.22-5,745.20-1,233.23

Finding the Fourth Proportional to 3,830.22, 5,745.20 and 1,233.23

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Solution

The fourth proportional to 3,830.22, 5,745.20 and 1,233.23 is: 1,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.22 : 5,745.20 = 1,233.23 : x
  2. Step 2: Convert to fraction form
    3,830.22/5,745.20 = 1,233.23/x
  3. Step 3: Cross multiply
    3,830.22x = 5,745.20 × 1,233.23
  4. Step 4: Simplify right side
    3,830.22x = 7,085,118.10
  5. Step 5: Solve for x
    x = 7,085,118.10/3,830.22
  6. Step 6: Final answer
    x = 1,849.79

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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.