Home / 3,399.74-5,102.60-2,847.86

Finding the Fourth Proportional to 3,399.74, 5,102.60 and 2,847.86

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Solution

The fourth proportional to 3,399.74, 5,102.60 and 2,847.86 is: 4,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.74 : 5,102.60 = 2,847.86 : x
  2. Step 2: Convert to fraction form
    3,399.74/5,102.60 = 2,847.86/x
  3. Step 3: Cross multiply
    3,399.74x = 5,102.60 × 2,847.86
  4. Step 4: Simplify right side
    3,399.74x = 14,531,469.82
  5. Step 5: Solve for x
    x = 14,531,469.82/3,399.74
  6. Step 6: Final answer
    x = 4,274.29

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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.