Home / 3,974.93-5,965.07-2,127.35

Finding the Fourth Proportional to 3,974.93, 5,965.07 and 2,127.35

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Solution

The fourth proportional to 3,974.93, 5,965.07 and 2,127.35 is: 3,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.93 : 5,965.07 = 2,127.35 : x
  2. Step 2: Convert to fraction form
    3,974.93/5,965.07 = 2,127.35/x
  3. Step 3: Cross multiply
    3,974.93x = 5,965.07 × 2,127.35
  4. Step 4: Simplify right side
    3,974.93x = 12,689,791.66
  5. Step 5: Solve for x
    x = 12,689,791.66/3,974.93
  6. Step 6: Final answer
    x = 3,192.46

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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.