Home / 7,601.69-11,399.62-3,650.47

Finding the Fourth Proportional to 7,601.69, 11,399.62 and 3,650.47

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Solution

The fourth proportional to 7,601.69, 11,399.62 and 3,650.47 is: 5,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.69 : 11,399.62 = 3,650.47 : x
  2. Step 2: Convert to fraction form
    7,601.69/11,399.62 = 3,650.47/x
  3. Step 3: Cross multiply
    7,601.69x = 11,399.62 × 3,650.47
  4. Step 4: Simplify right side
    7,601.69x = 41,613,955.44
  5. Step 5: Solve for x
    x = 41,613,955.44/7,601.69
  6. Step 6: Final answer
    x = 5,474.31

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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.