Home / 11,179.84-16,766.88-4,250.56

Finding the Fourth Proportional to 11,179.84, 16,766.88 and 4,250.56

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Solution

The fourth proportional to 11,179.84, 16,766.88 and 4,250.56 is: 6,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.84 : 16,766.88 = 4,250.56 : x
  2. Step 2: Convert to fraction form
    11,179.84/16,766.88 = 4,250.56/x
  3. Step 3: Cross multiply
    11,179.84x = 16,766.88 × 4,250.56
  4. Step 4: Simplify right side
    11,179.84x = 71,268,629.45
  5. Step 5: Solve for x
    x = 71,268,629.45/11,179.84
  6. Step 6: Final answer
    x = 6,374.75

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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.