Home / 8,200.98-12,299.04-3,268.08

Finding the Fourth Proportional to 8,200.98, 12,299.04 and 3,268.08

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Solution

The fourth proportional to 8,200.98, 12,299.04 and 3,268.08 is: 4,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.98 : 12,299.04 = 3,268.08 : x
  2. Step 2: Convert to fraction form
    8,200.98/12,299.04 = 3,268.08/x
  3. Step 3: Cross multiply
    8,200.98x = 12,299.04 × 3,268.08
  4. Step 4: Simplify right side
    8,200.98x = 40,194,246.64
  5. Step 5: Solve for x
    x = 40,194,246.64/8,200.98
  6. Step 6: Final answer
    x = 4,901.15

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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.