Home / 11,906.03-17,860.26-3,141.02

Finding the Fourth Proportional to 11,906.03, 17,860.26 and 3,141.02

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Solution

The fourth proportional to 11,906.03, 17,860.26 and 3,141.02 is: 4,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.03 : 17,860.26 = 3,141.02 : x
  2. Step 2: Convert to fraction form
    11,906.03/17,860.26 = 3,141.02/x
  3. Step 3: Cross multiply
    11,906.03x = 17,860.26 × 3,141.02
  4. Step 4: Simplify right side
    11,906.03x = 56,099,433.87
  5. Step 5: Solve for x
    x = 56,099,433.87/11,906.03
  6. Step 6: Final answer
    x = 4,711.85

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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.