Home / 3,836.86-5,288.49-2,716.36

Finding the Fourth Proportional to 3,836.86, 5,288.49 and 2,716.36

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Solution

The fourth proportional to 3,836.86, 5,288.49 and 2,716.36 is: 3,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.86 : 5,288.49 = 2,716.36 : x
  2. Step 2: Convert to fraction form
    3,836.86/5,288.49 = 2,716.36/x
  3. Step 3: Cross multiply
    3,836.86x = 5,288.49 × 2,716.36
  4. Step 4: Simplify right side
    3,836.86x = 14,365,429.48
  5. Step 5: Solve for x
    x = 14,365,429.48/3,836.86
  6. Step 6: Final answer
    x = 3,744.06

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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.