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Finding the Fourth Proportional to 11,992.96, 17,993.04 and 6,153.68

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Solution

The fourth proportional to 11,992.96, 17,993.04 and 6,153.68 is: 9,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.96 : 17,993.04 = 6,153.68 : x
  2. Step 2: Convert to fraction form
    11,992.96/17,993.04 = 6,153.68/x
  3. Step 3: Cross multiply
    11,992.96x = 17,993.04 × 6,153.68
  4. Step 4: Simplify right side
    11,992.96x = 110,723,410.39
  5. Step 5: Solve for x
    x = 110,723,410.39/11,992.96
  6. Step 6: Final answer
    x = 9,232.37

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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.