Home / 3,324.14-4,986.36-1,243.60

Finding the Fourth Proportional to 3,324.14, 4,986.36 and 1,243.60

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Solution

The fourth proportional to 3,324.14, 4,986.36 and 1,243.60 is: 1,865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.14 : 4,986.36 = 1,243.60 : x
  2. Step 2: Convert to fraction form
    3,324.14/4,986.36 = 1,243.60/x
  3. Step 3: Cross multiply
    3,324.14x = 4,986.36 × 1,243.60
  4. Step 4: Simplify right side
    3,324.14x = 6,201,052.88
  5. Step 5: Solve for x
    x = 6,201,052.88/3,324.14
  6. Step 6: Final answer
    x = 1,865.46

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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.