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Finding the Fourth Proportional to 9,249.66, 13,872.60 and 3,008.07

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Solution

The fourth proportional to 9,249.66, 13,872.60 and 3,008.07 is: 4,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.66 : 13,872.60 = 3,008.07 : x
  2. Step 2: Convert to fraction form
    9,249.66/13,872.60 = 3,008.07/x
  3. Step 3: Cross multiply
    9,249.66x = 13,872.60 × 3,008.07
  4. Step 4: Simplify right side
    9,249.66x = 41,729,751.88
  5. Step 5: Solve for x
    x = 41,729,751.88/9,249.66
  6. Step 6: Final answer
    x = 4,511.49

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1.5x scale

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.