Home / 3,845.75-5,771.36-2,094.33

Finding the Fourth Proportional to 3,845.75, 5,771.36 and 2,094.33

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Solution

The fourth proportional to 3,845.75, 5,771.36 and 2,094.33 is: 3,142.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.75 : 5,771.36 = 2,094.33 : x
  2. Step 2: Convert to fraction form
    3,845.75/5,771.36 = 2,094.33/x
  3. Step 3: Cross multiply
    3,845.75x = 5,771.36 × 2,094.33
  4. Step 4: Simplify right side
    3,845.75x = 12,087,137.62
  5. Step 5: Solve for x
    x = 12,087,137.62/3,845.75
  6. Step 6: Final answer
    x = 3,142.98

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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.