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Finding the Fourth Proportional to 3,805.66, 5,252.34 and 2,234.26

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Solution

The fourth proportional to 3,805.66, 5,252.34 and 2,234.26 is: 3,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805.66 : 5,252.34 = 2,234.26 : x
  2. Step 2: Convert to fraction form
    3,805.66/5,252.34 = 2,234.26/x
  3. Step 3: Cross multiply
    3,805.66x = 5,252.34 × 2,234.26
  4. Step 4: Simplify right side
    3,805.66x = 11,735,093.17
  5. Step 5: Solve for x
    x = 11,735,093.17/3,805.66
  6. Step 6: Final answer
    x = 3,083.59

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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.