Home / 11,822.82-17,735.22-3,057.90

Finding the Fourth Proportional to 11,822.82, 17,735.22 and 3,057.90

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Solution

The fourth proportional to 11,822.82, 17,735.22 and 3,057.90 is: 4,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.82 : 17,735.22 = 3,057.90 : x
  2. Step 2: Convert to fraction form
    11,822.82/17,735.22 = 3,057.90/x
  3. Step 3: Cross multiply
    11,822.82x = 17,735.22 × 3,057.90
  4. Step 4: Simplify right side
    11,822.82x = 54,232,529.24
  5. Step 5: Solve for x
    x = 54,232,529.24/11,822.82
  6. Step 6: Final answer
    x = 4,587.11

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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.