Home / 7,334.73-11,016.79-4,378.95

Finding the Fourth Proportional to 7,334.73, 11,016.79 and 4,378.95

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Solution

The fourth proportional to 7,334.73, 11,016.79 and 4,378.95 is: 6,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.73 : 11,016.79 = 4,378.95 : x
  2. Step 2: Convert to fraction form
    7,334.73/11,016.79 = 4,378.95/x
  3. Step 3: Cross multiply
    7,334.73x = 11,016.79 × 4,378.95
  4. Step 4: Simplify right side
    7,334.73x = 48,241,961.62
  5. Step 5: Solve for x
    x = 48,241,961.62/7,334.73
  6. Step 6: Final answer
    x = 6,577.20

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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.