Home / 7,996.39-11,993.65-2,152.54

Finding the Fourth Proportional to 7,996.39, 11,993.65 and 2,152.54

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Solution

The fourth proportional to 7,996.39, 11,993.65 and 2,152.54 is: 3,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.39 : 11,993.65 = 2,152.54 : x
  2. Step 2: Convert to fraction form
    7,996.39/11,993.65 = 2,152.54/x
  3. Step 3: Cross multiply
    7,996.39x = 11,993.65 × 2,152.54
  4. Step 4: Simplify right side
    7,996.39x = 25,816,811.37
  5. Step 5: Solve for x
    x = 25,816,811.37/7,996.39
  6. Step 6: Final answer
    x = 3,228.56

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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.