Home / 3,284.66-4,926.99-2,191.16

Finding the Fourth Proportional to 3,284.66, 4,926.99 and 2,191.16

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Solution

The fourth proportional to 3,284.66, 4,926.99 and 2,191.16 is: 3,286.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.66 : 4,926.99 = 2,191.16 : x
  2. Step 2: Convert to fraction form
    3,284.66/4,926.99 = 2,191.16/x
  3. Step 3: Cross multiply
    3,284.66x = 4,926.99 × 2,191.16
  4. Step 4: Simplify right side
    3,284.66x = 10,795,823.41
  5. Step 5: Solve for x
    x = 10,795,823.41/3,284.66
  6. Step 6: Final answer
    x = 3,286.74

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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.