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Finding the Fourth Proportional to 3,799.62, 5,244.84 and 2,605.28

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Solution

The fourth proportional to 3,799.62, 5,244.84 and 2,605.28 is: 3,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.62 : 5,244.84 = 2,605.28 : x
  2. Step 2: Convert to fraction form
    3,799.62/5,244.84 = 2,605.28/x
  3. Step 3: Cross multiply
    3,799.62x = 5,244.84 × 2,605.28
  4. Step 4: Simplify right side
    3,799.62x = 13,664,250.53
  5. Step 5: Solve for x
    x = 13,664,250.53/3,799.62
  6. Step 6: Final answer
    x = 3,596.22

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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.