Home / 3,961.17-5,943.77-1,622.90

Finding the Fourth Proportional to 3,961.17, 5,943.77 and 1,622.90

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Solution

The fourth proportional to 3,961.17, 5,943.77 and 1,622.90 is: 2,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.17 : 5,943.77 = 1,622.90 : x
  2. Step 2: Convert to fraction form
    3,961.17/5,943.77 = 1,622.90/x
  3. Step 3: Cross multiply
    3,961.17x = 5,943.77 × 1,622.90
  4. Step 4: Simplify right side
    3,961.17x = 9,646,144.33
  5. Step 5: Solve for x
    x = 9,646,144.33/3,961.17
  6. Step 6: Final answer
    x = 2,435.18

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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.