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Finding the Fourth Proportional to 8,166.46, 12,249.69 and 2,010.46

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Solution

The fourth proportional to 8,166.46, 12,249.69 and 2,010.46 is: 3,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.46 : 12,249.69 = 2,010.46 : x
  2. Step 2: Convert to fraction form
    8,166.46/12,249.69 = 2,010.46/x
  3. Step 3: Cross multiply
    8,166.46x = 12,249.69 × 2,010.46
  4. Step 4: Simplify right side
    8,166.46x = 24,627,511.76
  5. Step 5: Solve for x
    x = 24,627,511.76/8,166.46
  6. Step 6: Final answer
    x = 3,015.69

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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.