Home / 7,240.44-10,850.94-3,948.60

Finding the Fourth Proportional to 7,240.44, 10,850.94 and 3,948.60

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Solution

The fourth proportional to 7,240.44, 10,850.94 and 3,948.60 is: 5,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.44 : 10,850.94 = 3,948.60 : x
  2. Step 2: Convert to fraction form
    7,240.44/10,850.94 = 3,948.60/x
  3. Step 3: Cross multiply
    7,240.44x = 10,850.94 × 3,948.60
  4. Step 4: Simplify right side
    7,240.44x = 42,846,021.68
  5. Step 5: Solve for x
    x = 42,846,021.68/7,240.44
  6. Step 6: Final answer
    x = 5,917.60

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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.