Home / 6,738.44-9,299.56-3,906.60

Finding the Fourth Proportional to 6,738.44, 9,299.56 and 3,906.60

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Solution

The fourth proportional to 6,738.44, 9,299.56 and 3,906.60 is: 5,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.44 : 9,299.56 = 3,906.60 : x
  2. Step 2: Convert to fraction form
    6,738.44/9,299.56 = 3,906.60/x
  3. Step 3: Cross multiply
    6,738.44x = 9,299.56 × 3,906.60
  4. Step 4: Simplify right side
    6,738.44x = 36,329,661.10
  5. Step 5: Solve for x
    x = 36,329,661.10/6,738.44
  6. Step 6: Final answer
    x = 5,391.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.