Home / 7,896.19-11,844.28-2,351.47

Finding the Fourth Proportional to 7,896.19, 11,844.28 and 2,351.47

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Solution

The fourth proportional to 7,896.19, 11,844.28 and 2,351.47 is: 3,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.19 : 11,844.28 = 2,351.47 : x
  2. Step 2: Convert to fraction form
    7,896.19/11,844.28 = 2,351.47/x
  3. Step 3: Cross multiply
    7,896.19x = 11,844.28 × 2,351.47
  4. Step 4: Simplify right side
    7,896.19x = 27,851,469.09
  5. Step 5: Solve for x
    x = 27,851,469.09/7,896.19
  6. Step 6: Final answer
    x = 3,527.20

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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.