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Finding the Fourth Proportional to 3,322.69, 4,958.11 and 3,027.95

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Solution

The fourth proportional to 3,322.69, 4,958.11 and 3,027.95 is: 4,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.69 : 4,958.11 = 3,027.95 : x
  2. Step 2: Convert to fraction form
    3,322.69/4,958.11 = 3,027.95/x
  3. Step 3: Cross multiply
    3,322.69x = 4,958.11 × 3,027.95
  4. Step 4: Simplify right side
    3,322.69x = 15,012,909.17
  5. Step 5: Solve for x
    x = 15,012,909.17/3,322.69
  6. Step 6: Final answer
    x = 4,518.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.