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Finding the Fourth Proportional to 3,798.74, 5,690.54 and 2,496.26

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Solution

The fourth proportional to 3,798.74, 5,690.54 and 2,496.26 is: 3,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.74 : 5,690.54 = 2,496.26 : x
  2. Step 2: Convert to fraction form
    3,798.74/5,690.54 = 2,496.26/x
  3. Step 3: Cross multiply
    3,798.74x = 5,690.54 × 2,496.26
  4. Step 4: Simplify right side
    3,798.74x = 14,205,067.38
  5. Step 5: Solve for x
    x = 14,205,067.38/3,798.74
  6. Step 6: Final answer
    x = 3,739.42

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1.5x scale

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.