Home / 3,348.70-5,021.66-1,268.33

Finding the Fourth Proportional to 3,348.70, 5,021.66 and 1,268.33

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Solution

The fourth proportional to 3,348.70, 5,021.66 and 1,268.33 is: 1,901.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.70 : 5,021.66 = 1,268.33 : x
  2. Step 2: Convert to fraction form
    3,348.70/5,021.66 = 1,268.33/x
  3. Step 3: Cross multiply
    3,348.70x = 5,021.66 × 1,268.33
  4. Step 4: Simplify right side
    3,348.70x = 6,369,100.09
  5. Step 5: Solve for x
    x = 6,369,100.09/3,348.70
  6. Step 6: Final answer
    x = 1,901.96

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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.