Home / 8,268.09-12,406.99-3,270.94

Finding the Fourth Proportional to 8,268.09, 12,406.99 and 3,270.94

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Solution

The fourth proportional to 8,268.09, 12,406.99 and 3,270.94 is: 4,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.09 : 12,406.99 = 3,270.94 : x
  2. Step 2: Convert to fraction form
    8,268.09/12,406.99 = 3,270.94/x
  3. Step 3: Cross multiply
    8,268.09x = 12,406.99 × 3,270.94
  4. Step 4: Simplify right side
    8,268.09x = 40,582,546.64
  5. Step 5: Solve for x
    x = 40,582,546.64/8,268.09
  6. Step 6: Final answer
    x = 4,908.34

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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.