Home / 8,161.37-12,244.19-3,481.64

Finding the Fourth Proportional to 8,161.37, 12,244.19 and 3,481.64

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Solution

The fourth proportional to 8,161.37, 12,244.19 and 3,481.64 is: 5,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.37 : 12,244.19 = 3,481.64 : x
  2. Step 2: Convert to fraction form
    8,161.37/12,244.19 = 3,481.64/x
  3. Step 3: Cross multiply
    8,161.37x = 12,244.19 × 3,481.64
  4. Step 4: Simplify right side
    8,161.37x = 42,629,783.04
  5. Step 5: Solve for x
    x = 42,629,783.04/8,161.37
  6. Step 6: Final answer
    x = 5,223.36

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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.