Home / 11,277.33-16,917.62-3,486.75

Finding the Fourth Proportional to 11,277.33, 16,917.62 and 3,486.75

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Solution

The fourth proportional to 11,277.33, 16,917.62 and 3,486.75 is: 5,230.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.33 : 16,917.62 = 3,486.75 : x
  2. Step 2: Convert to fraction form
    11,277.33/16,917.62 = 3,486.75/x
  3. Step 3: Cross multiply
    11,277.33x = 16,917.62 × 3,486.75
  4. Step 4: Simplify right side
    11,277.33x = 58,987,494.10
  5. Step 5: Solve for x
    x = 58,987,494.10/11,277.33
  6. Step 6: Final answer
    x = 5,230.63

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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.