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Finding the Fourth Proportional to 11,892.92, 17,841.89 and 4,497.22

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Solution

The fourth proportional to 11,892.92, 17,841.89 and 4,497.22 is: 6,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.92 : 17,841.89 = 4,497.22 : x
  2. Step 2: Convert to fraction form
    11,892.92/17,841.89 = 4,497.22/x
  3. Step 3: Cross multiply
    11,892.92x = 17,841.89 × 4,497.22
  4. Step 4: Simplify right side
    11,892.92x = 80,238,792.85
  5. Step 5: Solve for x
    x = 80,238,792.85/11,892.92
  6. Step 6: Final answer
    x = 6,746.77

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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.