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Finding the Fourth Proportional to 8,817.66, 13,216.23 and 3,266.73

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Solution

The fourth proportional to 8,817.66, 13,216.23 and 3,266.73 is: 4,896.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.66 : 13,216.23 = 3,266.73 : x
  2. Step 2: Convert to fraction form
    8,817.66/13,216.23 = 3,266.73/x
  3. Step 3: Cross multiply
    8,817.66x = 13,216.23 × 3,266.73
  4. Step 4: Simplify right side
    8,817.66x = 43,173,855.03
  5. Step 5: Solve for x
    x = 43,173,855.03/8,817.66
  6. Step 6: Final answer
    x = 4,896.29

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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.