Home / 8,226.64-12,340.14-3,298.60

Finding the Fourth Proportional to 8,226.64, 12,340.14 and 3,298.60

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Solution

The fourth proportional to 8,226.64, 12,340.14 and 3,298.60 is: 4,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.64 : 12,340.14 = 3,298.60 : x
  2. Step 2: Convert to fraction form
    8,226.64/12,340.14 = 3,298.60/x
  3. Step 3: Cross multiply
    8,226.64x = 12,340.14 × 3,298.60
  4. Step 4: Simplify right side
    8,226.64x = 40,705,185.80
  5. Step 5: Solve for x
    x = 40,705,185.80/8,226.64
  6. Step 6: Final answer
    x = 4,947.97

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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.