Home / 11,188.26-16,771.91-3,787.54

Finding the Fourth Proportional to 11,188.26, 16,771.91 and 3,787.54

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Solution

The fourth proportional to 11,188.26, 16,771.91 and 3,787.54 is: 5,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.26 : 16,771.91 = 3,787.54 : x
  2. Step 2: Convert to fraction form
    11,188.26/16,771.91 = 3,787.54/x
  3. Step 3: Cross multiply
    11,188.26x = 16,771.91 × 3,787.54
  4. Step 4: Simplify right side
    11,188.26x = 63,524,280.00
  5. Step 5: Solve for x
    x = 63,524,280.00/11,188.26
  6. Step 6: Final answer
    x = 5,677.76

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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.