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Finding the Fourth Proportional to 6,815.88, 10,226.93 and 6,163.83

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Solution

The fourth proportional to 6,815.88, 10,226.93 and 6,163.83 is: 9,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.88 : 10,226.93 = 6,163.83 : x
  2. Step 2: Convert to fraction form
    6,815.88/10,226.93 = 6,163.83/x
  3. Step 3: Cross multiply
    6,815.88x = 10,226.93 × 6,163.83
  4. Step 4: Simplify right side
    6,815.88x = 63,037,027.12
  5. Step 5: Solve for x
    x = 63,037,027.12/6,815.88
  6. Step 6: Final answer
    x = 9,248.55

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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.