Home / 3,372.26-4,654.12-1,975

Finding the Fourth Proportional to 3,372.26, 4,654.12 and 1,975

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Solution

The fourth proportional to 3,372.26, 4,654.12 and 1,975 is: 2,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.26 : 4,654.12 = 1,975 : x
  2. Step 2: Convert to fraction form
    3,372.26/4,654.12 = 1,975/x
  3. Step 3: Cross multiply
    3,372.26x = 4,654.12 × 1,975
  4. Step 4: Simplify right side
    3,372.26x = 9,191,887
  5. Step 5: Solve for x
    x = 9,191,887/3,372.26
  6. Step 6: Final answer
    x = 2,725.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.