Home / 3,747.91-5,170.04-2,630.52

Finding the Fourth Proportional to 3,747.91, 5,170.04 and 2,630.52

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Solution

The fourth proportional to 3,747.91, 5,170.04 and 2,630.52 is: 3,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.91 : 5,170.04 = 2,630.52 : x
  2. Step 2: Convert to fraction form
    3,747.91/5,170.04 = 2,630.52/x
  3. Step 3: Cross multiply
    3,747.91x = 5,170.04 × 2,630.52
  4. Step 4: Simplify right side
    3,747.91x = 13,599,893.62
  5. Step 5: Solve for x
    x = 13,599,893.62/3,747.91
  6. Step 6: Final answer
    x = 3,628.66

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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.