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Finding the Fourth Proportional to 3,893.46, 5,838.04 and 2,662.26

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Solution

The fourth proportional to 3,893.46, 5,838.04 and 2,662.26 is: 3,991.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.46 : 5,838.04 = 2,662.26 : x
  2. Step 2: Convert to fraction form
    3,893.46/5,838.04 = 2,662.26/x
  3. Step 3: Cross multiply
    3,893.46x = 5,838.04 × 2,662.26
  4. Step 4: Simplify right side
    3,893.46x = 15,542,380.37
  5. Step 5: Solve for x
    x = 15,542,380.37/3,893.46
  6. Step 6: Final answer
    x = 3,991.92

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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.