Home / 3,716.25-5,574.84-1,375.86

Finding the Fourth Proportional to 3,716.25, 5,574.84 and 1,375.86

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Solution

The fourth proportional to 3,716.25, 5,574.84 and 1,375.86 is: 2,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.25 : 5,574.84 = 1,375.86 : x
  2. Step 2: Convert to fraction form
    3,716.25/5,574.84 = 1,375.86/x
  3. Step 3: Cross multiply
    3,716.25x = 5,574.84 × 1,375.86
  4. Step 4: Simplify right side
    3,716.25x = 7,670,199.36
  5. Step 5: Solve for x
    x = 7,670,199.36/3,716.25
  6. Step 6: Final answer
    x = 2,063.96

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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.