Home / 5,464.69-8,198.51-2,180.09

Finding the Fourth Proportional to 5,464.69, 8,198.51 and 2,180.09

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Solution

The fourth proportional to 5,464.69, 8,198.51 and 2,180.09 is: 3,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.69 : 8,198.51 = 2,180.09 : x
  2. Step 2: Convert to fraction form
    5,464.69/8,198.51 = 2,180.09/x
  3. Step 3: Cross multiply
    5,464.69x = 8,198.51 × 2,180.09
  4. Step 4: Simplify right side
    5,464.69x = 17,873,499.26
  5. Step 5: Solve for x
    x = 17,873,499.26/5,464.69
  6. Step 6: Final answer
    x = 3,270.73

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1.5x scale

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.