Home / 11,243.89-16,865.82-3,035.89

Finding the Fourth Proportional to 11,243.89, 16,865.82 and 3,035.89

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Solution

The fourth proportional to 11,243.89, 16,865.82 and 3,035.89 is: 4,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.89 : 16,865.82 = 3,035.89 : x
  2. Step 2: Convert to fraction form
    11,243.89/16,865.82 = 3,035.89/x
  3. Step 3: Cross multiply
    11,243.89x = 16,865.82 × 3,035.89
  4. Step 4: Simplify right side
    11,243.89x = 51,202,774.28
  5. Step 5: Solve for x
    x = 51,202,774.28/11,243.89
  6. Step 6: Final answer
    x = 4,553.83

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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.