Home / 8,257.38-11,395.14-4,480.62

Finding the Fourth Proportional to 8,257.38, 11,395.14 and 4,480.62

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Solution

The fourth proportional to 8,257.38, 11,395.14 and 4,480.62 is: 6,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.38 : 11,395.14 = 4,480.62 : x
  2. Step 2: Convert to fraction form
    8,257.38/11,395.14 = 4,480.62/x
  3. Step 3: Cross multiply
    8,257.38x = 11,395.14 × 4,480.62
  4. Step 4: Simplify right side
    8,257.38x = 51,057,292.19
  5. Step 5: Solve for x
    x = 51,057,292.19/8,257.38
  6. Step 6: Final answer
    x = 6,183.23

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Half scale
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Double scale
Find fourth proportional to 8,258.38, 11,396.52 and 4,481.62
Similar ratio
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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.