Home / 11,290.27-16,937.97-3,894.85

Finding the Fourth Proportional to 11,290.27, 16,937.97 and 3,894.85

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Solution

The fourth proportional to 11,290.27, 16,937.97 and 3,894.85 is: 5,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.27 : 16,937.97 = 3,894.85 : x
  2. Step 2: Convert to fraction form
    11,290.27/16,937.97 = 3,894.85/x
  3. Step 3: Cross multiply
    11,290.27x = 16,937.97 × 3,894.85
  4. Step 4: Simplify right side
    11,290.27x = 65,970,852.45
  5. Step 5: Solve for x
    x = 65,970,852.45/11,290.27
  6. Step 6: Final answer
    x = 5,843.16

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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.