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Finding the Fourth Proportional to 8,394.66, 11,584.89 and 6,295.14

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Solution

The fourth proportional to 8,394.66, 11,584.89 and 6,295.14 is: 8,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.66 : 11,584.89 = 6,295.14 : x
  2. Step 2: Convert to fraction form
    8,394.66/11,584.89 = 6,295.14/x
  3. Step 3: Cross multiply
    8,394.66x = 11,584.89 × 6,295.14
  4. Step 4: Simplify right side
    8,394.66x = 72,928,504.43
  5. Step 5: Solve for x
    x = 72,928,504.43/8,394.66
  6. Step 6: Final answer
    x = 8,687.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.