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Finding the Fourth Proportional to 7,932.02, 11,894.63 and 3,249.09

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Solution

The fourth proportional to 7,932.02, 11,894.63 and 3,249.09 is: 4,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.02 : 11,894.63 = 3,249.09 : x
  2. Step 2: Convert to fraction form
    7,932.02/11,894.63 = 3,249.09/x
  3. Step 3: Cross multiply
    7,932.02x = 11,894.63 × 3,249.09
  4. Step 4: Simplify right side
    7,932.02x = 38,646,707.14
  5. Step 5: Solve for x
    x = 38,646,707.14/7,932.02
  6. Step 6: Final answer
    x = 4,872.24

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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.