Home / 7,352.26-10,145.82-3,995

Finding the Fourth Proportional to 7,352.26, 10,145.82 and 3,995

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Solution

The fourth proportional to 7,352.26, 10,145.82 and 3,995 is: 5,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.26 : 10,145.82 = 3,995 : x
  2. Step 2: Convert to fraction form
    7,352.26/10,145.82 = 3,995/x
  3. Step 3: Cross multiply
    7,352.26x = 10,145.82 × 3,995
  4. Step 4: Simplify right side
    7,352.26x = 40,532,550.90
  5. Step 5: Solve for x
    x = 40,532,550.90/7,352.26
  6. Step 6: Final answer
    x = 5,512.94

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Why These Related Problems?

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