Home / 8,786.82-13,171.05-3,852.30

Finding the Fourth Proportional to 8,786.82, 13,171.05 and 3,852.30

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Solution

The fourth proportional to 8,786.82, 13,171.05 and 3,852.30 is: 5,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.82 : 13,171.05 = 3,852.30 : x
  2. Step 2: Convert to fraction form
    8,786.82/13,171.05 = 3,852.30/x
  3. Step 3: Cross multiply
    8,786.82x = 13,171.05 × 3,852.30
  4. Step 4: Simplify right side
    8,786.82x = 50,738,835.92
  5. Step 5: Solve for x
    x = 50,738,835.92/8,786.82
  6. Step 6: Final answer
    x = 5,774.43

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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.