Home / 3,827.28-5,735.44-2,180.42

Finding the Fourth Proportional to 3,827.28, 5,735.44 and 2,180.42

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Solution

The fourth proportional to 3,827.28, 5,735.44 and 2,180.42 is: 3,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.28 : 5,735.44 = 2,180.42 : x
  2. Step 2: Convert to fraction form
    3,827.28/5,735.44 = 2,180.42/x
  3. Step 3: Cross multiply
    3,827.28x = 5,735.44 × 2,180.42
  4. Step 4: Simplify right side
    3,827.28x = 12,505,666.22
  5. Step 5: Solve for x
    x = 12,505,666.22/3,827.28
  6. Step 6: Final answer
    x = 3,267.51

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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.