Home / 3,299.17-4,945.11-2,909.56

Finding the Fourth Proportional to 3,299.17, 4,945.11 and 2,909.56

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Solution

The fourth proportional to 3,299.17, 4,945.11 and 2,909.56 is: 4,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.17 : 4,945.11 = 2,909.56 : x
  2. Step 2: Convert to fraction form
    3,299.17/4,945.11 = 2,909.56/x
  3. Step 3: Cross multiply
    3,299.17x = 4,945.11 × 2,909.56
  4. Step 4: Simplify right side
    3,299.17x = 14,388,094.25
  5. Step 5: Solve for x
    x = 14,388,094.25/3,299.17
  6. Step 6: Final answer
    x = 4,361.13

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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.