Home / 7,997.25-11,994.97-2,154.32

Finding the Fourth Proportional to 7,997.25, 11,994.97 and 2,154.32

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Solution

The fourth proportional to 7,997.25, 11,994.97 and 2,154.32 is: 3,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.25 : 11,994.97 = 2,154.32 : x
  2. Step 2: Convert to fraction form
    7,997.25/11,994.97 = 2,154.32/x
  3. Step 3: Cross multiply
    7,997.25x = 11,994.97 × 2,154.32
  4. Step 4: Simplify right side
    7,997.25x = 25,841,003.77
  5. Step 5: Solve for x
    x = 25,841,003.77/7,997.25
  6. Step 6: Final answer
    x = 3,231.24

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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.