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Finding the Fourth Proportional to 3,844.99, 5,306.49 and 2,519.44

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Solution

The fourth proportional to 3,844.99, 5,306.49 and 2,519.44 is: 3,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.99 : 5,306.49 = 2,519.44 : x
  2. Step 2: Convert to fraction form
    3,844.99/5,306.49 = 2,519.44/x
  3. Step 3: Cross multiply
    3,844.99x = 5,306.49 × 2,519.44
  4. Step 4: Simplify right side
    3,844.99x = 13,369,383.17
  5. Step 5: Solve for x
    x = 13,369,383.17/3,844.99
  6. Step 6: Final answer
    x = 3,477.09

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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.