Home / 3,716.44-5,125.84-2,721.36

Finding the Fourth Proportional to 3,716.44, 5,125.84 and 2,721.36

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Solution

The fourth proportional to 3,716.44, 5,125.84 and 2,721.36 is: 3,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.44 : 5,125.84 = 2,721.36 : x
  2. Step 2: Convert to fraction form
    3,716.44/5,125.84 = 2,721.36/x
  3. Step 3: Cross multiply
    3,716.44x = 5,125.84 × 2,721.36
  4. Step 4: Simplify right side
    3,716.44x = 13,949,255.94
  5. Step 5: Solve for x
    x = 13,949,255.94/3,716.44
  6. Step 6: Final answer
    x = 3,753.39

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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.