Home / 7,936.36-11,902.08-5,486.92

Finding the Fourth Proportional to 7,936.36, 11,902.08 and 5,486.92

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Solution

The fourth proportional to 7,936.36, 11,902.08 and 5,486.92 is: 8,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.36 : 11,902.08 = 5,486.92 : x
  2. Step 2: Convert to fraction form
    7,936.36/11,902.08 = 5,486.92/x
  3. Step 3: Cross multiply
    7,936.36x = 11,902.08 × 5,486.92
  4. Step 4: Simplify right side
    7,936.36x = 65,305,760.79
  5. Step 5: Solve for x
    x = 65,305,760.79/7,936.36
  6. Step 6: Final answer
    x = 8,228.68

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1.5x scale

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.