Home / 7,960.36-11,922.37-3,803.31

Finding the Fourth Proportional to 7,960.36, 11,922.37 and 3,803.31

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Solution

The fourth proportional to 7,960.36, 11,922.37 and 3,803.31 is: 5,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.36 : 11,922.37 = 3,803.31 : x
  2. Step 2: Convert to fraction form
    7,960.36/11,922.37 = 3,803.31/x
  3. Step 3: Cross multiply
    7,960.36x = 11,922.37 × 3,803.31
  4. Step 4: Simplify right side
    7,960.36x = 45,344,469.04
  5. Step 5: Solve for x
    x = 45,344,469.04/7,960.36
  6. Step 6: Final answer
    x = 5,696.28

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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.