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Finding the Fourth Proportional to 8,063.86, 12,093.90 and 2,220.94

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Solution

The fourth proportional to 8,063.86, 12,093.90 and 2,220.94 is: 3,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.86 : 12,093.90 = 2,220.94 : x
  2. Step 2: Convert to fraction form
    8,063.86/12,093.90 = 2,220.94/x
  3. Step 3: Cross multiply
    8,063.86x = 12,093.90 × 2,220.94
  4. Step 4: Simplify right side
    8,063.86x = 26,859,826.27
  5. Step 5: Solve for x
    x = 26,859,826.27/8,063.86
  6. Step 6: Final answer
    x = 3,330.89

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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.