Home / 11,077-15,286.26-6,109

Finding the Fourth Proportional to 11,077, 15,286.26 and 6,109

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Solution

The fourth proportional to 11,077, 15,286.26 and 6,109 is: 8,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077 : 15,286.26 = 6,109 : x
  2. Step 2: Convert to fraction form
    11,077/15,286.26 = 6,109/x
  3. Step 3: Cross multiply
    11,077x = 15,286.26 × 6,109
  4. Step 4: Simplify right side
    11,077x = 93,383,762.34
  5. Step 5: Solve for x
    x = 93,383,762.34/11,077
  6. Step 6: Final answer
    x = 8,430.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.