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Finding the Fourth Proportional to 3,895.22, 5,838.21 and 2,248.36

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Solution

The fourth proportional to 3,895.22, 5,838.21 and 2,248.36 is: 3,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.22 : 5,838.21 = 2,248.36 : x
  2. Step 2: Convert to fraction form
    3,895.22/5,838.21 = 2,248.36/x
  3. Step 3: Cross multiply
    3,895.22x = 5,838.21 × 2,248.36
  4. Step 4: Simplify right side
    3,895.22x = 13,126,397.84
  5. Step 5: Solve for x
    x = 13,126,397.84/3,895.22
  6. Step 6: Final answer
    x = 3,369.87

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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.