Home / 3,896.28-5,840.10-1,944.18

Finding the Fourth Proportional to 3,896.28, 5,840.10 and 1,944.18

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Solution

The fourth proportional to 3,896.28, 5,840.10 and 1,944.18 is: 2,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.28 : 5,840.10 = 1,944.18 : x
  2. Step 2: Convert to fraction form
    3,896.28/5,840.10 = 1,944.18/x
  3. Step 3: Cross multiply
    3,896.28x = 5,840.10 × 1,944.18
  4. Step 4: Simplify right side
    3,896.28x = 11,354,205.62
  5. Step 5: Solve for x
    x = 11,354,205.62/3,896.28
  6. Step 6: Final answer
    x = 2,914.11

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Half scale
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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.