Home / 6,272.62-8,656.42-3,620.14

Finding the Fourth Proportional to 6,272.62, 8,656.42 and 3,620.14

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Solution

The fourth proportional to 6,272.62, 8,656.42 and 3,620.14 is: 4,995.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.62 : 8,656.42 = 3,620.14 : x
  2. Step 2: Convert to fraction form
    6,272.62/8,656.42 = 3,620.14/x
  3. Step 3: Cross multiply
    6,272.62x = 8,656.42 × 3,620.14
  4. Step 4: Simplify right side
    6,272.62x = 31,337,452.30
  5. Step 5: Solve for x
    x = 31,337,452.30/6,272.62
  6. Step 6: Final answer
    x = 4,995.91

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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.