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Finding the Fourth Proportional to 8,482.84, 12,713.78 and 6,150.85

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Solution

The fourth proportional to 8,482.84, 12,713.78 and 6,150.85 is: 9,218.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482.84 : 12,713.78 = 6,150.85 : x
  2. Step 2: Convert to fraction form
    8,482.84/12,713.78 = 6,150.85/x
  3. Step 3: Cross multiply
    8,482.84x = 12,713.78 × 6,150.85
  4. Step 4: Simplify right side
    8,482.84x = 78,200,537.31
  5. Step 5: Solve for x
    x = 78,200,537.31/8,482.84
  6. Step 6: Final answer
    x = 9,218.68

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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.