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Finding the Fourth Proportional to 11,668.61, 17,497.74 and 3,346.73

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Solution

The fourth proportional to 11,668.61, 17,497.74 and 3,346.73 is: 5,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.61 : 17,497.74 = 3,346.73 : x
  2. Step 2: Convert to fraction form
    11,668.61/17,497.74 = 3,346.73/x
  3. Step 3: Cross multiply
    11,668.61x = 17,497.74 × 3,346.73
  4. Step 4: Simplify right side
    11,668.61x = 58,560,211.39
  5. Step 5: Solve for x
    x = 58,560,211.39/11,668.61
  6. Step 6: Final answer
    x = 5,018.61

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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.