Home / 3,298.60-4,958.02-2,209.96

Finding the Fourth Proportional to 3,298.60, 4,958.02 and 2,209.96

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Solution

The fourth proportional to 3,298.60, 4,958.02 and 2,209.96 is: 3,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.60 : 4,958.02 = 2,209.96 : x
  2. Step 2: Convert to fraction form
    3,298.60/4,958.02 = 2,209.96/x
  3. Step 3: Cross multiply
    3,298.60x = 4,958.02 × 2,209.96
  4. Step 4: Simplify right side
    3,298.60x = 10,957,025.88
  5. Step 5: Solve for x
    x = 10,957,025.88/3,298.60
  6. Step 6: Final answer
    x = 3,321.72

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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.