Home / 8,383.24-12,577.92-3,453.22

Finding the Fourth Proportional to 8,383.24, 12,577.92 and 3,453.22

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Solution

The fourth proportional to 8,383.24, 12,577.92 and 3,453.22 is: 5,181.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.24 : 12,577.92 = 3,453.22 : x
  2. Step 2: Convert to fraction form
    8,383.24/12,577.92 = 3,453.22/x
  3. Step 3: Cross multiply
    8,383.24x = 12,577.92 × 3,453.22
  4. Step 4: Simplify right side
    8,383.24x = 43,434,324.90
  5. Step 5: Solve for x
    x = 43,434,324.90/8,383.24
  6. Step 6: Final answer
    x = 5,181.09

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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.