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Finding the Fourth Proportional to 8,063.73, 12,115.94 and 7,735.68

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Solution

The fourth proportional to 8,063.73, 12,115.94 and 7,735.68 is: 11,623.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.73 : 12,115.94 = 7,735.68 : x
  2. Step 2: Convert to fraction form
    8,063.73/12,115.94 = 7,735.68/x
  3. Step 3: Cross multiply
    8,063.73x = 12,115.94 × 7,735.68
  4. Step 4: Simplify right side
    8,063.73x = 93,725,034.74
  5. Step 5: Solve for x
    x = 93,725,034.74/8,063.73
  6. Step 6: Final answer
    x = 11,623.04

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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.