Home / 3,347.66-5,021.96-1,268.43

Finding the Fourth Proportional to 3,347.66, 5,021.96 and 1,268.43

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Solution

The fourth proportional to 3,347.66, 5,021.96 and 1,268.43 is: 1,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.66 : 5,021.96 = 1,268.43 : x
  2. Step 2: Convert to fraction form
    3,347.66/5,021.96 = 1,268.43/x
  3. Step 3: Cross multiply
    3,347.66x = 5,021.96 × 1,268.43
  4. Step 4: Simplify right side
    3,347.66x = 6,369,998.38
  5. Step 5: Solve for x
    x = 6,369,998.38/3,347.66
  6. Step 6: Final answer
    x = 1,902.82

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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.