Home / 6,519.62-9,780.82-2,517.12

Finding the Fourth Proportional to 6,519.62, 9,780.82 and 2,517.12

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Solution

The fourth proportional to 6,519.62, 9,780.82 and 2,517.12 is: 3,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.62 : 9,780.82 = 2,517.12 : x
  2. Step 2: Convert to fraction form
    6,519.62/9,780.82 = 2,517.12/x
  3. Step 3: Cross multiply
    6,519.62x = 9,780.82 × 2,517.12
  4. Step 4: Simplify right side
    6,519.62x = 24,619,497.64
  5. Step 5: Solve for x
    x = 24,619,497.64/6,519.62
  6. Step 6: Final answer
    x = 3,776.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.