Home / 3,943.97-5,913.27-1,967.09

Finding the Fourth Proportional to 3,943.97, 5,913.27 and 1,967.09

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Solution

The fourth proportional to 3,943.97, 5,913.27 and 1,967.09 is: 2,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.97 : 5,913.27 = 1,967.09 : x
  2. Step 2: Convert to fraction form
    3,943.97/5,913.27 = 1,967.09/x
  3. Step 3: Cross multiply
    3,943.97x = 5,913.27 × 1,967.09
  4. Step 4: Simplify right side
    3,943.97x = 11,631,934.28
  5. Step 5: Solve for x
    x = 11,631,934.28/3,943.97
  6. Step 6: Final answer
    x = 2,949.30

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1.5x scale

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.