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Finding the Fourth Proportional to 3,059.74, 4,220.04 and 2,706.04

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Solution

The fourth proportional to 3,059.74, 4,220.04 and 2,706.04 is: 3,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.74 : 4,220.04 = 2,706.04 : x
  2. Step 2: Convert to fraction form
    3,059.74/4,220.04 = 2,706.04/x
  3. Step 3: Cross multiply
    3,059.74x = 4,220.04 × 2,706.04
  4. Step 4: Simplify right side
    3,059.74x = 11,419,597.04
  5. Step 5: Solve for x
    x = 11,419,597.04/3,059.74
  6. Step 6: Final answer
    x = 3,732.21

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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.