Home / 3,322.50-4,984.38-1,243.98

Finding the Fourth Proportional to 3,322.50, 4,984.38 and 1,243.98

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Solution

The fourth proportional to 3,322.50, 4,984.38 and 1,243.98 is: 1,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.50 : 4,984.38 = 1,243.98 : x
  2. Step 2: Convert to fraction form
    3,322.50/4,984.38 = 1,243.98/x
  3. Step 3: Cross multiply
    3,322.50x = 4,984.38 × 1,243.98
  4. Step 4: Simplify right side
    3,322.50x = 6,200,469.03
  5. Step 5: Solve for x
    x = 6,200,469.03/3,322.50
  6. Step 6: Final answer
    x = 1,866.21

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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.