Home / 3,651.35-5,477.99-1,896.47

Finding the Fourth Proportional to 3,651.35, 5,477.99 and 1,896.47

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Solution

The fourth proportional to 3,651.35, 5,477.99 and 1,896.47 is: 2,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.35 : 5,477.99 = 1,896.47 : x
  2. Step 2: Convert to fraction form
    3,651.35/5,477.99 = 1,896.47/x
  3. Step 3: Cross multiply
    3,651.35x = 5,477.99 × 1,896.47
  4. Step 4: Simplify right side
    3,651.35x = 10,388,843.70
  5. Step 5: Solve for x
    x = 10,388,843.70/3,651.35
  6. Step 6: Final answer
    x = 2,845.21

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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.