Home / 11,181.22-16,773.42-3,787.79

Finding the Fourth Proportional to 11,181.22, 16,773.42 and 3,787.79

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Solution

The fourth proportional to 11,181.22, 16,773.42 and 3,787.79 is: 5,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.22 : 16,773.42 = 3,787.79 : x
  2. Step 2: Convert to fraction form
    11,181.22/16,773.42 = 3,787.79/x
  3. Step 3: Cross multiply
    11,181.22x = 16,773.42 × 3,787.79
  4. Step 4: Simplify right side
    11,181.22x = 63,534,192.54
  5. Step 5: Solve for x
    x = 63,534,192.54/11,181.22
  6. Step 6: Final answer
    x = 5,682.23

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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.