Home / 4,843.37-6,684.39-2,853.90

Finding the Fourth Proportional to 4,843.37, 6,684.39 and 2,853.90

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Solution

The fourth proportional to 4,843.37, 6,684.39 and 2,853.90 is: 3,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.37 : 6,684.39 = 2,853.90 : x
  2. Step 2: Convert to fraction form
    4,843.37/6,684.39 = 2,853.90/x
  3. Step 3: Cross multiply
    4,843.37x = 6,684.39 × 2,853.90
  4. Step 4: Simplify right side
    4,843.37x = 19,076,580.62
  5. Step 5: Solve for x
    x = 19,076,580.62/4,843.37
  6. Step 6: Final answer
    x = 3,938.70

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Half scale
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Double scale
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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.