Home / 4,449.11-6,137.10-2,855.18

Finding the Fourth Proportional to 4,449.11, 6,137.10 and 2,855.18

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Solution

The fourth proportional to 4,449.11, 6,137.10 and 2,855.18 is: 3,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.11 : 6,137.10 = 2,855.18 : x
  2. Step 2: Convert to fraction form
    4,449.11/6,137.10 = 2,855.18/x
  3. Step 3: Cross multiply
    4,449.11x = 6,137.10 × 2,855.18
  4. Step 4: Simplify right side
    4,449.11x = 17,522,540.52
  5. Step 5: Solve for x
    x = 17,522,540.52/4,449.11
  6. Step 6: Final answer
    x = 3,938.44

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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.