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Finding the Fourth Proportional to 8,834.87, 12,192.03 and 4,855.91

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Solution

The fourth proportional to 8,834.87, 12,192.03 and 4,855.91 is: 6,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.87 : 12,192.03 = 4,855.91 : x
  2. Step 2: Convert to fraction form
    8,834.87/12,192.03 = 4,855.91/x
  3. Step 3: Cross multiply
    8,834.87x = 12,192.03 × 4,855.91
  4. Step 4: Simplify right side
    8,834.87x = 59,203,339.44
  5. Step 5: Solve for x
    x = 59,203,339.44/8,834.87
  6. Step 6: Final answer
    x = 6,701.10

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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.