Home / 9,519.48-13,136.97-5,270.43

Finding the Fourth Proportional to 9,519.48, 13,136.97 and 5,270.43

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Solution

The fourth proportional to 9,519.48, 13,136.97 and 5,270.43 is: 7,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.48 : 13,136.97 = 5,270.43 : x
  2. Step 2: Convert to fraction form
    9,519.48/13,136.97 = 5,270.43/x
  3. Step 3: Cross multiply
    9,519.48x = 13,136.97 × 5,270.43
  4. Step 4: Simplify right side
    9,519.48x = 69,237,480.80
  5. Step 5: Solve for x
    x = 69,237,480.80/9,519.48
  6. Step 6: Final answer
    x = 7,273.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.