Home / 11,898-17,848.10-3,132.96

Finding the Fourth Proportional to 11,898, 17,848.10 and 3,132.96

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Solution

The fourth proportional to 11,898, 17,848.10 and 3,132.96 is: 4,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,898 : 17,848.10 = 3,132.96 : x
  2. Step 2: Convert to fraction form
    11,898/17,848.10 = 3,132.96/x
  3. Step 3: Cross multiply
    11,898x = 17,848.10 × 3,132.96
  4. Step 4: Simplify right side
    11,898x = 55,917,383.38
  5. Step 5: Solve for x
    x = 55,917,383.38/11,898
  6. Step 6: Final answer
    x = 4,699.73

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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.