Home / 3,934.34-5,902.75-1,161.02

Finding the Fourth Proportional to 3,934.34, 5,902.75 and 1,161.02

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Solution

The fourth proportional to 3,934.34, 5,902.75 and 1,161.02 is: 1,741.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.34 : 5,902.75 = 1,161.02 : x
  2. Step 2: Convert to fraction form
    3,934.34/5,902.75 = 1,161.02/x
  3. Step 3: Cross multiply
    3,934.34x = 5,902.75 × 1,161.02
  4. Step 4: Simplify right side
    3,934.34x = 6,853,227.01
  5. Step 5: Solve for x
    x = 6,853,227.01/3,934.34
  6. Step 6: Final answer
    x = 1,741.90

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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.