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Finding the Fourth Proportional to 8,834.83, 12,179.22 and 6,173.98

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Solution

The fourth proportional to 8,834.83, 12,179.22 and 6,173.98 is: 8,511.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.83 : 12,179.22 = 6,173.98 : x
  2. Step 2: Convert to fraction form
    8,834.83/12,179.22 = 6,173.98/x
  3. Step 3: Cross multiply
    8,834.83x = 12,179.22 × 6,173.98
  4. Step 4: Simplify right side
    8,834.83x = 75,194,260.70
  5. Step 5: Solve for x
    x = 75,194,260.70/8,834.83
  6. Step 6: Final answer
    x = 8,511.12

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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.