Home / 8,364.06-12,546.09-3,984.62

Finding the Fourth Proportional to 8,364.06, 12,546.09 and 3,984.62

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Solution

The fourth proportional to 8,364.06, 12,546.09 and 3,984.62 is: 5,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.06 : 12,546.09 = 3,984.62 : x
  2. Step 2: Convert to fraction form
    8,364.06/12,546.09 = 3,984.62/x
  3. Step 3: Cross multiply
    8,364.06x = 12,546.09 × 3,984.62
  4. Step 4: Simplify right side
    8,364.06x = 49,991,338.41
  5. Step 5: Solve for x
    x = 49,991,338.41/8,364.06
  6. Step 6: Final answer
    x = 5,976.92

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Double scale
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Similar ratio
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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.