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Finding the Fourth Proportional to 8,794.04, 13,193.22 and 6,213.20

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Solution

The fourth proportional to 8,794.04, 13,193.22 and 6,213.20 is: 9,321.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.04 : 13,193.22 = 6,213.20 : x
  2. Step 2: Convert to fraction form
    8,794.04/13,193.22 = 6,213.20/x
  3. Step 3: Cross multiply
    8,794.04x = 13,193.22 × 6,213.20
  4. Step 4: Simplify right side
    8,794.04x = 81,972,114.50
  5. Step 5: Solve for x
    x = 81,972,114.50/8,794.04
  6. Step 6: Final answer
    x = 9,321.33

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Double scale
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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.