Home / 7,229.46-10,847.70-2,850.60

Finding the Fourth Proportional to 7,229.46, 10,847.70 and 2,850.60

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Solution

The fourth proportional to 7,229.46, 10,847.70 and 2,850.60 is: 4,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.46 : 10,847.70 = 2,850.60 : x
  2. Step 2: Convert to fraction form
    7,229.46/10,847.70 = 2,850.60/x
  3. Step 3: Cross multiply
    7,229.46x = 10,847.70 × 2,850.60
  4. Step 4: Simplify right side
    7,229.46x = 30,922,453.62
  5. Step 5: Solve for x
    x = 30,922,453.62/7,229.46
  6. Step 6: Final answer
    x = 4,277.28

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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.