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Finding the Fourth Proportional to 11,863.46, 17,795.16 and 4,841.98

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Solution

The fourth proportional to 11,863.46, 17,795.16 and 4,841.98 is: 7,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.46 : 17,795.16 = 4,841.98 : x
  2. Step 2: Convert to fraction form
    11,863.46/17,795.16 = 4,841.98/x
  3. Step 3: Cross multiply
    11,863.46x = 17,795.16 × 4,841.98
  4. Step 4: Simplify right side
    11,863.46x = 86,163,764.33
  5. Step 5: Solve for x
    x = 86,163,764.33/11,863.46
  6. Step 6: Final answer
    x = 7,262.95

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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.