Home / 8,816.24-13,215.92-3,268.09

Finding the Fourth Proportional to 8,816.24, 13,215.92 and 3,268.09

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Solution

The fourth proportional to 8,816.24, 13,215.92 and 3,268.09 is: 4,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.24 : 13,215.92 = 3,268.09 : x
  2. Step 2: Convert to fraction form
    8,816.24/13,215.92 = 3,268.09/x
  3. Step 3: Cross multiply
    8,816.24x = 13,215.92 × 3,268.09
  4. Step 4: Simplify right side
    8,816.24x = 43,190,766.61
  5. Step 5: Solve for x
    x = 43,190,766.61/8,816.24
  6. Step 6: Final answer
    x = 4,899.00

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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.