Home / 7,848.82-11,770.80-3,469.96

Finding the Fourth Proportional to 7,848.82, 11,770.80 and 3,469.96

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Solution

The fourth proportional to 7,848.82, 11,770.80 and 3,469.96 is: 5,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.82 : 11,770.80 = 3,469.96 : x
  2. Step 2: Convert to fraction form
    7,848.82/11,770.80 = 3,469.96/x
  3. Step 3: Cross multiply
    7,848.82x = 11,770.80 × 3,469.96
  4. Step 4: Simplify right side
    7,848.82x = 40,844,205.17
  5. Step 5: Solve for x
    x = 40,844,205.17/7,848.82
  6. Step 6: Final answer
    x = 5,203.87

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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.