Home / 5,481.44-8,229.09-4,384.53

Finding the Fourth Proportional to 5,481.44, 8,229.09 and 4,384.53

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Solution

The fourth proportional to 5,481.44, 8,229.09 and 4,384.53 is: 6,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.44 : 8,229.09 = 4,384.53 : x
  2. Step 2: Convert to fraction form
    5,481.44/8,229.09 = 4,384.53/x
  3. Step 3: Cross multiply
    5,481.44x = 8,229.09 × 4,384.53
  4. Step 4: Simplify right side
    5,481.44x = 36,080,628.91
  5. Step 5: Solve for x
    x = 36,080,628.91/5,481.44
  6. Step 6: Final answer
    x = 6,582.33

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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.