Home / 7,957.46-11,936.30-2,114.03

Finding the Fourth Proportional to 7,957.46, 11,936.30 and 2,114.03

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Solution

The fourth proportional to 7,957.46, 11,936.30 and 2,114.03 is: 3,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.46 : 11,936.30 = 2,114.03 : x
  2. Step 2: Convert to fraction form
    7,957.46/11,936.30 = 2,114.03/x
  3. Step 3: Cross multiply
    7,957.46x = 11,936.30 × 2,114.03
  4. Step 4: Simplify right side
    7,957.46x = 25,233,626.04
  5. Step 5: Solve for x
    x = 25,233,626.04/7,957.46
  6. Step 6: Final answer
    x = 3,171.07

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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.