Home / 7,982.44-11,975.58-3,365.80

Finding the Fourth Proportional to 7,982.44, 11,975.58 and 3,365.80

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Solution

The fourth proportional to 7,982.44, 11,975.58 and 3,365.80 is: 5,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.44 : 11,975.58 = 3,365.80 : x
  2. Step 2: Convert to fraction form
    7,982.44/11,975.58 = 3,365.80/x
  3. Step 3: Cross multiply
    7,982.44x = 11,975.58 × 3,365.80
  4. Step 4: Simplify right side
    7,982.44x = 40,307,407.16
  5. Step 5: Solve for x
    x = 40,307,407.16/7,982.44
  6. Step 6: Final answer
    x = 5,049.51

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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.