Home / 3,441.21-5,161.82-844.13

Finding the Fourth Proportional to 3,441.21, 5,161.82 and 844.13

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Solution

The fourth proportional to 3,441.21, 5,161.82 and 844.13 is: 1,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.21 : 5,161.82 = 844.13 : x
  2. Step 2: Convert to fraction form
    3,441.21/5,161.82 = 844.13/x
  3. Step 3: Cross multiply
    3,441.21x = 5,161.82 × 844.13
  4. Step 4: Simplify right side
    3,441.21x = 4,357,217.09
  5. Step 5: Solve for x
    x = 4,357,217.09/3,441.21
  6. Step 6: Final answer
    x = 1,266.19

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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.