Home / 11,945.39-16,482.83-6,908.60

Finding the Fourth Proportional to 11,945.39, 16,482.83 and 6,908.60

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Solution

The fourth proportional to 11,945.39, 16,482.83 and 6,908.60 is: 9,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.39 : 16,482.83 = 6,908.60 : x
  2. Step 2: Convert to fraction form
    11,945.39/16,482.83 = 6,908.60/x
  3. Step 3: Cross multiply
    11,945.39x = 16,482.83 × 6,908.60
  4. Step 4: Simplify right side
    11,945.39x = 113,873,286.00
  5. Step 5: Solve for x
    x = 113,873,286.00/11,945.39
  6. Step 6: Final answer
    x = 9,532.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.