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Finding the Fourth Proportional to 12,197.08, 16,832.06 and 6,608.12

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Solution

The fourth proportional to 12,197.08, 16,832.06 and 6,608.12 is: 9,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.08 : 16,832.06 = 6,608.12 : x
  2. Step 2: Convert to fraction form
    12,197.08/16,832.06 = 6,608.12/x
  3. Step 3: Cross multiply
    12,197.08x = 16,832.06 × 6,608.12
  4. Step 4: Simplify right side
    12,197.08x = 111,228,272.33
  5. Step 5: Solve for x
    x = 111,228,272.33/12,197.08
  6. Step 6: Final answer
    x = 9,119.25

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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.