Home / 3,023.19-4,175.10-2,081.43

Finding the Fourth Proportional to 3,023.19, 4,175.10 and 2,081.43

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Solution

The fourth proportional to 3,023.19, 4,175.10 and 2,081.43 is: 2,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.19 : 4,175.10 = 2,081.43 : x
  2. Step 2: Convert to fraction form
    3,023.19/4,175.10 = 2,081.43/x
  3. Step 3: Cross multiply
    3,023.19x = 4,175.10 × 2,081.43
  4. Step 4: Simplify right side
    3,023.19x = 8,690,178.39
  5. Step 5: Solve for x
    x = 8,690,178.39/3,023.19
  6. Step 6: Final answer
    x = 2,874.51

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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.