Home / 5,481.05-8,221.53-2,363.26

Finding the Fourth Proportional to 5,481.05, 8,221.53 and 2,363.26

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Solution

The fourth proportional to 5,481.05, 8,221.53 and 2,363.26 is: 3,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.05 : 8,221.53 = 2,363.26 : x
  2. Step 2: Convert to fraction form
    5,481.05/8,221.53 = 2,363.26/x
  3. Step 3: Cross multiply
    5,481.05x = 8,221.53 × 2,363.26
  4. Step 4: Simplify right side
    5,481.05x = 19,429,612.99
  5. Step 5: Solve for x
    x = 19,429,612.99/5,481.05
  6. Step 6: Final answer
    x = 3,544.87

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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.