Home / 3,489.58-5,232.66-1,268.34

Finding the Fourth Proportional to 3,489.58, 5,232.66 and 1,268.34

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Solution

The fourth proportional to 3,489.58, 5,232.66 and 1,268.34 is: 1,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.58 : 5,232.66 = 1,268.34 : x
  2. Step 2: Convert to fraction form
    3,489.58/5,232.66 = 1,268.34/x
  3. Step 3: Cross multiply
    3,489.58x = 5,232.66 × 1,268.34
  4. Step 4: Simplify right side
    3,489.58x = 6,636,791.98
  5. Step 5: Solve for x
    x = 6,636,791.98/3,489.58
  6. Step 6: Final answer
    x = 1,901.89

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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.