Home / 7,997.41-11,996.39-2,154.16

Finding the Fourth Proportional to 7,997.41, 11,996.39 and 2,154.16

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Solution

The fourth proportional to 7,997.41, 11,996.39 and 2,154.16 is: 3,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.41 : 11,996.39 = 2,154.16 : x
  2. Step 2: Convert to fraction form
    7,997.41/11,996.39 = 2,154.16/x
  3. Step 3: Cross multiply
    7,997.41x = 11,996.39 × 2,154.16
  4. Step 4: Simplify right side
    7,997.41x = 25,842,118.88
  5. Step 5: Solve for x
    x = 25,842,118.88/7,997.41
  6. Step 6: Final answer
    x = 3,231.31

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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.