Home / 11,335.72-17,003.44-3,940.04

Finding the Fourth Proportional to 11,335.72, 17,003.44 and 3,940.04

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Solution

The fourth proportional to 11,335.72, 17,003.44 and 3,940.04 is: 5,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.72 : 17,003.44 = 3,940.04 : x
  2. Step 2: Convert to fraction form
    11,335.72/17,003.44 = 3,940.04/x
  3. Step 3: Cross multiply
    11,335.72x = 17,003.44 × 3,940.04
  4. Step 4: Simplify right side
    11,335.72x = 66,994,233.74
  5. Step 5: Solve for x
    x = 66,994,233.74/11,335.72
  6. Step 6: Final answer
    x = 5,910.01

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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.