Home / 3,695.91-5,100.40-2,204.69

Finding the Fourth Proportional to 3,695.91, 5,100.40 and 2,204.69

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Solution

The fourth proportional to 3,695.91, 5,100.40 and 2,204.69 is: 3,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.91 : 5,100.40 = 2,204.69 : x
  2. Step 2: Convert to fraction form
    3,695.91/5,100.40 = 2,204.69/x
  3. Step 3: Cross multiply
    3,695.91x = 5,100.40 × 2,204.69
  4. Step 4: Simplify right side
    3,695.91x = 11,244,778.13
  5. Step 5: Solve for x
    x = 11,244,778.13/3,695.91
  6. Step 6: Final answer
    x = 3,042.49

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1.5x scale

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.