Home / 3,941.96-5,911.24-2,092.68

Finding the Fourth Proportional to 3,941.96, 5,911.24 and 2,092.68

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Solution

The fourth proportional to 3,941.96, 5,911.24 and 2,092.68 is: 3,138.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.96 : 5,911.24 = 2,092.68 : x
  2. Step 2: Convert to fraction form
    3,941.96/5,911.24 = 2,092.68/x
  3. Step 3: Cross multiply
    3,941.96x = 5,911.24 × 2,092.68
  4. Step 4: Simplify right side
    3,941.96x = 12,370,333.72
  5. Step 5: Solve for x
    x = 12,370,333.72/3,941.96
  6. Step 6: Final answer
    x = 3,138.12

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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.