Home / 11,480.72-17,226.30-6,809.96

Finding the Fourth Proportional to 11,480.72, 17,226.30 and 6,809.96

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Solution

The fourth proportional to 11,480.72, 17,226.30 and 6,809.96 is: 10,218.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.72 : 17,226.30 = 6,809.96 : x
  2. Step 2: Convert to fraction form
    11,480.72/17,226.30 = 6,809.96/x
  3. Step 3: Cross multiply
    11,480.72x = 17,226.30 × 6,809.96
  4. Step 4: Simplify right side
    11,480.72x = 117,310,327.82
  5. Step 5: Solve for x
    x = 117,310,327.82/11,480.72
  6. Step 6: Final answer
    x = 10,218.03

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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.