Home / 3,934.15-5,900.72-1,161.11

Finding the Fourth Proportional to 3,934.15, 5,900.72 and 1,161.11

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Solution

The fourth proportional to 3,934.15, 5,900.72 and 1,161.11 is: 1,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.15 : 5,900.72 = 1,161.11 : x
  2. Step 2: Convert to fraction form
    3,934.15/5,900.72 = 1,161.11/x
  3. Step 3: Cross multiply
    3,934.15x = 5,900.72 × 1,161.11
  4. Step 4: Simplify right side
    3,934.15x = 6,851,393.95
  5. Step 5: Solve for x
    x = 6,851,393.95/3,934.15
  6. Step 6: Final answer
    x = 1,741.52

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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.