Home / 3,874.14-5,344.92-2,302.20

Finding the Fourth Proportional to 3,874.14, 5,344.92 and 2,302.20

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Solution

The fourth proportional to 3,874.14, 5,344.92 and 2,302.20 is: 3,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.14 : 5,344.92 = 2,302.20 : x
  2. Step 2: Convert to fraction form
    3,874.14/5,344.92 = 2,302.20/x
  3. Step 3: Cross multiply
    3,874.14x = 5,344.92 × 2,302.20
  4. Step 4: Simplify right side
    3,874.14x = 12,305,074.82
  5. Step 5: Solve for x
    x = 12,305,074.82/3,874.14
  6. Step 6: Final answer
    x = 3,176.21

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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.