Home / 3,974.12-5,961.29-1,894.34

Finding the Fourth Proportional to 3,974.12, 5,961.29 and 1,894.34

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Solution

The fourth proportional to 3,974.12, 5,961.29 and 1,894.34 is: 2,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.12 : 5,961.29 = 1,894.34 : x
  2. Step 2: Convert to fraction form
    3,974.12/5,961.29 = 1,894.34/x
  3. Step 3: Cross multiply
    3,974.12x = 5,961.29 × 1,894.34
  4. Step 4: Simplify right side
    3,974.12x = 11,292,670.82
  5. Step 5: Solve for x
    x = 11,292,670.82/3,974.12
  6. Step 6: Final answer
    x = 2,841.56

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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.