Home / 2,845.25-4,265.17-995.16

Finding the Fourth Proportional to 2,845.25, 4,265.17 and 995.16

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Solution

The fourth proportional to 2,845.25, 4,265.17 and 995.16 is: 1,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.25 : 4,265.17 = 995.16 : x
  2. Step 2: Convert to fraction form
    2,845.25/4,265.17 = 995.16/x
  3. Step 3: Cross multiply
    2,845.25x = 4,265.17 × 995.16
  4. Step 4: Simplify right side
    2,845.25x = 4,244,526.58
  5. Step 5: Solve for x
    x = 4,244,526.58/2,845.25
  6. Step 6: Final answer
    x = 1,491.79

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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.