Home / 5,441.48-8,161.16-2,665.41

Finding the Fourth Proportional to 5,441.48, 8,161.16 and 2,665.41

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Solution

The fourth proportional to 5,441.48, 8,161.16 and 2,665.41 is: 3,997.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.48 : 8,161.16 = 2,665.41 : x
  2. Step 2: Convert to fraction form
    5,441.48/8,161.16 = 2,665.41/x
  3. Step 3: Cross multiply
    5,441.48x = 8,161.16 × 2,665.41
  4. Step 4: Simplify right side
    5,441.48x = 21,752,793.54
  5. Step 5: Solve for x
    x = 21,752,793.54/5,441.48
  6. Step 6: Final answer
    x = 3,997.59

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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.