Home / 10,684.25-16,028.51-3,288.43

Finding the Fourth Proportional to 10,684.25, 16,028.51 and 3,288.43

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Solution

The fourth proportional to 10,684.25, 16,028.51 and 3,288.43 is: 4,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.25 : 16,028.51 = 3,288.43 : x
  2. Step 2: Convert to fraction form
    10,684.25/16,028.51 = 3,288.43/x
  3. Step 3: Cross multiply
    10,684.25x = 16,028.51 × 3,288.43
  4. Step 4: Simplify right side
    10,684.25x = 52,708,636.73
  5. Step 5: Solve for x
    x = 52,708,636.73/10,684.25
  6. Step 6: Final answer
    x = 4,933.30

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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.