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Finding the Fourth Proportional to 9,291.14, 13,936.22 and 6,794.90

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Solution

The fourth proportional to 9,291.14, 13,936.22 and 6,794.90 is: 10,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.14 : 13,936.22 = 6,794.90 : x
  2. Step 2: Convert to fraction form
    9,291.14/13,936.22 = 6,794.90/x
  3. Step 3: Cross multiply
    9,291.14x = 13,936.22 × 6,794.90
  4. Step 4: Simplify right side
    9,291.14x = 94,695,221.28
  5. Step 5: Solve for x
    x = 94,695,221.28/9,291.14
  6. Step 6: Final answer
    x = 10,191.99

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1.5x scale

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.