Home / 11,399.92-17,100.60-4,003.48

Finding the Fourth Proportional to 11,399.92, 17,100.60 and 4,003.48

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Solution

The fourth proportional to 11,399.92, 17,100.60 and 4,003.48 is: 6,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,399.92 : 17,100.60 = 4,003.48 : x
  2. Step 2: Convert to fraction form
    11,399.92/17,100.60 = 4,003.48/x
  3. Step 3: Cross multiply
    11,399.92x = 17,100.60 × 4,003.48
  4. Step 4: Simplify right side
    11,399.92x = 68,461,910.09
  5. Step 5: Solve for x
    x = 68,461,910.09/11,399.92
  6. Step 6: Final answer
    x = 6,005.47

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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.