Home / 11,734.44-16,166.16-8,191.32

Finding the Fourth Proportional to 11,734.44, 16,166.16 and 8,191.32

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Solution

The fourth proportional to 11,734.44, 16,166.16 and 8,191.32 is: 11,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.44 : 16,166.16 = 8,191.32 : x
  2. Step 2: Convert to fraction form
    11,734.44/16,166.16 = 8,191.32/x
  3. Step 3: Cross multiply
    11,734.44x = 16,166.16 × 8,191.32
  4. Step 4: Simplify right side
    11,734.44x = 132,422,189.73
  5. Step 5: Solve for x
    x = 132,422,189.73/11,734.44
  6. Step 6: Final answer
    x = 11,284.92

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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.