Home / 3,375.69-5,063.60-1,816.98

Finding the Fourth Proportional to 3,375.69, 5,063.60 and 1,816.98

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Solution

The fourth proportional to 3,375.69, 5,063.60 and 1,816.98 is: 2,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.69 : 5,063.60 = 1,816.98 : x
  2. Step 2: Convert to fraction form
    3,375.69/5,063.60 = 1,816.98/x
  3. Step 3: Cross multiply
    3,375.69x = 5,063.60 × 1,816.98
  4. Step 4: Simplify right side
    3,375.69x = 9,200,464.47
  5. Step 5: Solve for x
    x = 9,200,464.47/3,375.69
  6. Step 6: Final answer
    x = 2,725.51

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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.