Home / 4,161.15-5,742.62-2,272.91

Finding the Fourth Proportional to 4,161.15, 5,742.62 and 2,272.91

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Solution

The fourth proportional to 4,161.15, 5,742.62 and 2,272.91 is: 3,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.15 : 5,742.62 = 2,272.91 : x
  2. Step 2: Convert to fraction form
    4,161.15/5,742.62 = 2,272.91/x
  3. Step 3: Cross multiply
    4,161.15x = 5,742.62 × 2,272.91
  4. Step 4: Simplify right side
    4,161.15x = 13,052,418.35
  5. Step 5: Solve for x
    x = 13,052,418.35/4,161.15
  6. Step 6: Final answer
    x = 3,136.73

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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.