Home / 11,288.18-16,936.73-3,497.60

Finding the Fourth Proportional to 11,288.18, 16,936.73 and 3,497.60

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Solution

The fourth proportional to 11,288.18, 16,936.73 and 3,497.60 is: 5,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.18 : 16,936.73 = 3,497.60 : x
  2. Step 2: Convert to fraction form
    11,288.18/16,936.73 = 3,497.60/x
  3. Step 3: Cross multiply
    11,288.18x = 16,936.73 × 3,497.60
  4. Step 4: Simplify right side
    11,288.18x = 59,237,906.85
  5. Step 5: Solve for x
    x = 59,237,906.85/11,288.18
  6. Step 6: Final answer
    x = 5,247.78

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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.