Home / 5,365.28-8,049.09-2,245.43

Finding the Fourth Proportional to 5,365.28, 8,049.09 and 2,245.43

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Solution

The fourth proportional to 5,365.28, 8,049.09 and 2,245.43 is: 3,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.28 : 8,049.09 = 2,245.43 : x
  2. Step 2: Convert to fraction form
    5,365.28/8,049.09 = 2,245.43/x
  3. Step 3: Cross multiply
    5,365.28x = 8,049.09 × 2,245.43
  4. Step 4: Simplify right side
    5,365.28x = 18,073,668.16
  5. Step 5: Solve for x
    x = 18,073,668.16/5,365.28
  6. Step 6: Final answer
    x = 3,368.63

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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.