Home / 7,399.26-11,086.11-5,197.68

Finding the Fourth Proportional to 7,399.26, 11,086.11 and 5,197.68

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Solution

The fourth proportional to 7,399.26, 11,086.11 and 5,197.68 is: 7,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.26 : 11,086.11 = 5,197.68 : x
  2. Step 2: Convert to fraction form
    7,399.26/11,086.11 = 5,197.68/x
  3. Step 3: Cross multiply
    7,399.26x = 11,086.11 × 5,197.68
  4. Step 4: Simplify right side
    7,399.26x = 57,622,052.22
  5. Step 5: Solve for x
    x = 57,622,052.22/7,399.26
  6. Step 6: Final answer
    x = 7,787.54

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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.