Home / 3,268.33-4,903.61-1,418.49

Finding the Fourth Proportional to 3,268.33, 4,903.61 and 1,418.49

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Solution

The fourth proportional to 3,268.33, 4,903.61 and 1,418.49 is: 2,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.33 : 4,903.61 = 1,418.49 : x
  2. Step 2: Convert to fraction form
    3,268.33/4,903.61 = 1,418.49/x
  3. Step 3: Cross multiply
    3,268.33x = 4,903.61 × 1,418.49
  4. Step 4: Simplify right side
    3,268.33x = 6,955,714.66
  5. Step 5: Solve for x
    x = 6,955,714.66/3,268.33
  6. Step 6: Final answer
    x = 2,128.22

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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.