Home / 11,994.14-17,991.25-3,674.12

Finding the Fourth Proportional to 11,994.14, 17,991.25 and 3,674.12

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Solution

The fourth proportional to 11,994.14, 17,991.25 and 3,674.12 is: 5,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.14 : 17,991.25 = 3,674.12 : x
  2. Step 2: Convert to fraction form
    11,994.14/17,991.25 = 3,674.12/x
  3. Step 3: Cross multiply
    11,994.14x = 17,991.25 × 3,674.12
  4. Step 4: Simplify right side
    11,994.14x = 66,102,011.45
  5. Step 5: Solve for x
    x = 66,102,011.45/11,994.14
  6. Step 6: Final answer
    x = 5,511.19

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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.