Home / 11,119.40-16,679.96-3,222.03

Finding the Fourth Proportional to 11,119.40, 16,679.96 and 3,222.03

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Solution

The fourth proportional to 11,119.40, 16,679.96 and 3,222.03 is: 4,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.40 : 16,679.96 = 3,222.03 : x
  2. Step 2: Convert to fraction form
    11,119.40/16,679.96 = 3,222.03/x
  3. Step 3: Cross multiply
    11,119.40x = 16,679.96 × 3,222.03
  4. Step 4: Simplify right side
    11,119.40x = 53,743,232.01
  5. Step 5: Solve for x
    x = 53,743,232.01/11,119.40
  6. Step 6: Final answer
    x = 4,833.29

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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.