Home / 5,191.05-7,789.01-2,268.98

Finding the Fourth Proportional to 5,191.05, 7,789.01 and 2,268.98

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Solution

The fourth proportional to 5,191.05, 7,789.01 and 2,268.98 is: 3,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.05 : 7,789.01 = 2,268.98 : x
  2. Step 2: Convert to fraction form
    5,191.05/7,789.01 = 2,268.98/x
  3. Step 3: Cross multiply
    5,191.05x = 7,789.01 × 2,268.98
  4. Step 4: Simplify right side
    5,191.05x = 17,673,057.62
  5. Step 5: Solve for x
    x = 17,673,057.62/5,191.05
  6. Step 6: Final answer
    x = 3,404.52

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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.