Home / 7,998.14-11,996.78-2,451.50

Finding the Fourth Proportional to 7,998.14, 11,996.78 and 2,451.50

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Solution

The fourth proportional to 7,998.14, 11,996.78 and 2,451.50 is: 3,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.14 : 11,996.78 = 2,451.50 : x
  2. Step 2: Convert to fraction form
    7,998.14/11,996.78 = 2,451.50/x
  3. Step 3: Cross multiply
    7,998.14x = 11,996.78 × 2,451.50
  4. Step 4: Simplify right side
    7,998.14x = 29,410,106.17
  5. Step 5: Solve for x
    x = 29,410,106.17/7,998.14
  6. Step 6: Final answer
    x = 3,677.12

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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.