Home / 8,982.88-13,476.40-3,788.96

Finding the Fourth Proportional to 8,982.88, 13,476.40 and 3,788.96

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Solution

The fourth proportional to 8,982.88, 13,476.40 and 3,788.96 is: 5,684.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.88 : 13,476.40 = 3,788.96 : x
  2. Step 2: Convert to fraction form
    8,982.88/13,476.40 = 3,788.96/x
  3. Step 3: Cross multiply
    8,982.88x = 13,476.40 × 3,788.96
  4. Step 4: Simplify right side
    8,982.88x = 51,061,540.54
  5. Step 5: Solve for x
    x = 51,061,540.54/8,982.88
  6. Step 6: Final answer
    x = 5,684.32

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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.