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Finding the Fourth Proportional to 8,622.96, 12,934.44 and 6,883.44

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Solution

The fourth proportional to 8,622.96, 12,934.44 and 6,883.44 is: 10,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622.96 : 12,934.44 = 6,883.44 : x
  2. Step 2: Convert to fraction form
    8,622.96/12,934.44 = 6,883.44/x
  3. Step 3: Cross multiply
    8,622.96x = 12,934.44 × 6,883.44
  4. Step 4: Simplify right side
    8,622.96x = 89,033,441.67
  5. Step 5: Solve for x
    x = 89,033,441.67/8,622.96
  6. Step 6: Final answer
    x = 10,325.16

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Similar ratio
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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.