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Finding the Fourth Proportional to 7,996.15, 11,994.12 and 3,610.54

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Solution

The fourth proportional to 7,996.15, 11,994.12 and 3,610.54 is: 5,415.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.15 : 11,994.12 = 3,610.54 : x
  2. Step 2: Convert to fraction form
    7,996.15/11,994.12 = 3,610.54/x
  3. Step 3: Cross multiply
    7,996.15x = 11,994.12 × 3,610.54
  4. Step 4: Simplify right side
    7,996.15x = 43,305,250.02
  5. Step 5: Solve for x
    x = 43,305,250.02/7,996.15
  6. Step 6: Final answer
    x = 5,415.76

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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.