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Finding the Fourth Proportional to 11,795.58, 17,695.14 and 3,898.92

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Solution

The fourth proportional to 11,795.58, 17,695.14 and 3,898.92 is: 5,848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.58 : 17,695.14 = 3,898.92 : x
  2. Step 2: Convert to fraction form
    11,795.58/17,695.14 = 3,898.92/x
  3. Step 3: Cross multiply
    11,795.58x = 17,695.14 × 3,898.92
  4. Step 4: Simplify right side
    11,795.58x = 68,991,935.25
  5. Step 5: Solve for x
    x = 68,991,935.25/11,795.58
  6. Step 6: Final answer
    x = 5,848.97

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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.