Home / 8,808.75-13,209.03-3,261.87

Finding the Fourth Proportional to 8,808.75, 13,209.03 and 3,261.87

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Solution

The fourth proportional to 8,808.75, 13,209.03 and 3,261.87 is: 4,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.75 : 13,209.03 = 3,261.87 : x
  2. Step 2: Convert to fraction form
    8,808.75/13,209.03 = 3,261.87/x
  3. Step 3: Cross multiply
    8,808.75x = 13,209.03 × 3,261.87
  4. Step 4: Simplify right side
    8,808.75x = 43,086,138.69
  5. Step 5: Solve for x
    x = 43,086,138.69/8,808.75
  6. Step 6: Final answer
    x = 4,891.29

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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.