Home / 7,399.88-11,099.92-2,469.56

Finding the Fourth Proportional to 7,399.88, 11,099.92 and 2,469.56

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Solution

The fourth proportional to 7,399.88, 11,099.92 and 2,469.56 is: 3,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.88 : 11,099.92 = 2,469.56 : x
  2. Step 2: Convert to fraction form
    7,399.88/11,099.92 = 2,469.56/x
  3. Step 3: Cross multiply
    7,399.88x = 11,099.92 × 2,469.56
  4. Step 4: Simplify right side
    7,399.88x = 27,411,918.44
  5. Step 5: Solve for x
    x = 27,411,918.44/7,399.88
  6. Step 6: Final answer
    x = 3,704.37

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1.5x scale

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.