Home / 3,614.80-5,411.64-3,268.94

Finding the Fourth Proportional to 3,614.80, 5,411.64 and 3,268.94

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Solution

The fourth proportional to 3,614.80, 5,411.64 and 3,268.94 is: 4,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.80 : 5,411.64 = 3,268.94 : x
  2. Step 2: Convert to fraction form
    3,614.80/5,411.64 = 3,268.94/x
  3. Step 3: Cross multiply
    3,614.80x = 5,411.64 × 3,268.94
  4. Step 4: Simplify right side
    3,614.80x = 17,690,326.46
  5. Step 5: Solve for x
    x = 17,690,326.46/3,614.80
  6. Step 6: Final answer
    x = 4,893.86

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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.