Home / 2,561.41-3,843.42-1,246.33

Finding the Fourth Proportional to 2,561.41, 3,843.42 and 1,246.33

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Solution

The fourth proportional to 2,561.41, 3,843.42 and 1,246.33 is: 1,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.41 : 3,843.42 = 1,246.33 : x
  2. Step 2: Convert to fraction form
    2,561.41/3,843.42 = 1,246.33/x
  3. Step 3: Cross multiply
    2,561.41x = 3,843.42 × 1,246.33
  4. Step 4: Simplify right side
    2,561.41x = 4,790,169.65
  5. Step 5: Solve for x
    x = 4,790,169.65/2,561.41
  6. Step 6: Final answer
    x = 1,870.13

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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.