Home / 11,327.09-16,986.78-4,305.41

Finding the Fourth Proportional to 11,327.09, 16,986.78 and 4,305.41

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Solution

The fourth proportional to 11,327.09, 16,986.78 and 4,305.41 is: 6,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.09 : 16,986.78 = 4,305.41 : x
  2. Step 2: Convert to fraction form
    11,327.09/16,986.78 = 4,305.41/x
  3. Step 3: Cross multiply
    11,327.09x = 16,986.78 × 4,305.41
  4. Step 4: Simplify right side
    11,327.09x = 73,135,052.48
  5. Step 5: Solve for x
    x = 73,135,052.48/11,327.09
  6. Step 6: Final answer
    x = 6,456.65

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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.