Home / 3,902.56-5,847.34-2,745.88

Finding the Fourth Proportional to 3,902.56, 5,847.34 and 2,745.88

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Solution

The fourth proportional to 3,902.56, 5,847.34 and 2,745.88 is: 4,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.56 : 5,847.34 = 2,745.88 : x
  2. Step 2: Convert to fraction form
    3,902.56/5,847.34 = 2,745.88/x
  3. Step 3: Cross multiply
    3,902.56x = 5,847.34 × 2,745.88
  4. Step 4: Simplify right side
    3,902.56x = 16,056,093.96
  5. Step 5: Solve for x
    x = 16,056,093.96/3,902.56
  6. Step 6: Final answer
    x = 4,114.25

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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.