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Finding the Fourth Proportional to 6,473.86, 9,716.09 and 3,354.80

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Solution

The fourth proportional to 6,473.86, 9,716.09 and 3,354.80 is: 5,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473.86 : 9,716.09 = 3,354.80 : x
  2. Step 2: Convert to fraction form
    6,473.86/9,716.09 = 3,354.80/x
  3. Step 3: Cross multiply
    6,473.86x = 9,716.09 × 3,354.80
  4. Step 4: Simplify right side
    6,473.86x = 32,595,583.17
  5. Step 5: Solve for x
    x = 32,595,583.17/6,473.86
  6. Step 6: Final answer
    x = 5,034.95

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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.