Home / 2,375.23-3,561.82-913.36

Finding the Fourth Proportional to 2,375.23, 3,561.82 and 913.36

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Solution

The fourth proportional to 2,375.23, 3,561.82 and 913.36 is: 1,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.23 : 3,561.82 = 913.36 : x
  2. Step 2: Convert to fraction form
    2,375.23/3,561.82 = 913.36/x
  3. Step 3: Cross multiply
    2,375.23x = 3,561.82 × 913.36
  4. Step 4: Simplify right side
    2,375.23x = 3,253,224.54
  5. Step 5: Solve for x
    x = 3,253,224.54/2,375.23
  6. Step 6: Final answer
    x = 1,369.64

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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.