Home / 11,391.44-17,087.97-3,492.93

Finding the Fourth Proportional to 11,391.44, 17,087.97 and 3,492.93

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Solution

The fourth proportional to 11,391.44, 17,087.97 and 3,492.93 is: 5,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391.44 : 17,087.97 = 3,492.93 : x
  2. Step 2: Convert to fraction form
    11,391.44/17,087.97 = 3,492.93/x
  3. Step 3: Cross multiply
    11,391.44x = 17,087.97 × 3,492.93
  4. Step 4: Simplify right side
    11,391.44x = 59,687,083.05
  5. Step 5: Solve for x
    x = 59,687,083.05/11,391.44
  6. Step 6: Final answer
    x = 5,239.64

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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.