Home / 7,954.19-11,936.76-2,760.06

Finding the Fourth Proportional to 7,954.19, 11,936.76 and 2,760.06

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Solution

The fourth proportional to 7,954.19, 11,936.76 and 2,760.06 is: 4,141.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.19 : 11,936.76 = 2,760.06 : x
  2. Step 2: Convert to fraction form
    7,954.19/11,936.76 = 2,760.06/x
  3. Step 3: Cross multiply
    7,954.19x = 11,936.76 × 2,760.06
  4. Step 4: Simplify right side
    7,954.19x = 32,946,173.81
  5. Step 5: Solve for x
    x = 32,946,173.81/7,954.19
  6. Step 6: Final answer
    x = 4,141.99

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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.