Home / 3,936.36-5,905.50-1,162.92

Finding the Fourth Proportional to 3,936.36, 5,905.50 and 1,162.92

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Solution

The fourth proportional to 3,936.36, 5,905.50 and 1,162.92 is: 1,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.36 : 5,905.50 = 1,162.92 : x
  2. Step 2: Convert to fraction form
    3,936.36/5,905.50 = 1,162.92/x
  3. Step 3: Cross multiply
    3,936.36x = 5,905.50 × 1,162.92
  4. Step 4: Simplify right side
    3,936.36x = 6,867,624.06
  5. Step 5: Solve for x
    x = 6,867,624.06/3,936.36
  6. Step 6: Final answer
    x = 1,744.66

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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.