Home / 7,226.46-10,843.20-2,847.60

Finding the Fourth Proportional to 7,226.46, 10,843.20 and 2,847.60

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Solution

The fourth proportional to 7,226.46, 10,843.20 and 2,847.60 is: 4,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.46 : 10,843.20 = 2,847.60 : x
  2. Step 2: Convert to fraction form
    7,226.46/10,843.20 = 2,847.60/x
  3. Step 3: Cross multiply
    7,226.46x = 10,843.20 × 2,847.60
  4. Step 4: Simplify right side
    7,226.46x = 30,877,096.32
  5. Step 5: Solve for x
    x = 30,877,096.32/7,226.46
  6. Step 6: Final answer
    x = 4,272.78

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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.