Home / 3,895.97-5,376.04-2,217.31

Finding the Fourth Proportional to 3,895.97, 5,376.04 and 2,217.31

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Solution

The fourth proportional to 3,895.97, 5,376.04 and 2,217.31 is: 3,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.97 : 5,376.04 = 2,217.31 : x
  2. Step 2: Convert to fraction form
    3,895.97/5,376.04 = 2,217.31/x
  3. Step 3: Cross multiply
    3,895.97x = 5,376.04 × 2,217.31
  4. Step 4: Simplify right side
    3,895.97x = 11,920,328.27
  5. Step 5: Solve for x
    x = 11,920,328.27/3,895.97
  6. Step 6: Final answer
    x = 3,059.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.