Home / 11,787.27-16,266.20-6,481.95

Finding the Fourth Proportional to 11,787.27, 16,266.20 and 6,481.95

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Solution

The fourth proportional to 11,787.27, 16,266.20 and 6,481.95 is: 8,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.27 : 16,266.20 = 6,481.95 : x
  2. Step 2: Convert to fraction form
    11,787.27/16,266.20 = 6,481.95/x
  3. Step 3: Cross multiply
    11,787.27x = 16,266.20 × 6,481.95
  4. Step 4: Simplify right side
    11,787.27x = 105,436,662.68
  5. Step 5: Solve for x
    x = 105,436,662.68/11,787.27
  6. Step 6: Final answer
    x = 8,944.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.