Home / 7,961.67-11,944.31-4,261.95

Finding the Fourth Proportional to 7,961.67, 11,944.31 and 4,261.95

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Solution

The fourth proportional to 7,961.67, 11,944.31 and 4,261.95 is: 6,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961.67 : 11,944.31 = 4,261.95 : x
  2. Step 2: Convert to fraction form
    7,961.67/11,944.31 = 4,261.95/x
  3. Step 3: Cross multiply
    7,961.67x = 11,944.31 × 4,261.95
  4. Step 4: Simplify right side
    7,961.67x = 50,906,030.69
  5. Step 5: Solve for x
    x = 50,906,030.69/7,961.67
  6. Step 6: Final answer
    x = 6,393.89

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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.