Home / 3,936.05-5,904.13-1,162.77

Finding the Fourth Proportional to 3,936.05, 5,904.13 and 1,162.77

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Solution

The fourth proportional to 3,936.05, 5,904.13 and 1,162.77 is: 1,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.05 : 5,904.13 = 1,162.77 : x
  2. Step 2: Convert to fraction form
    3,936.05/5,904.13 = 1,162.77/x
  3. Step 3: Cross multiply
    3,936.05x = 5,904.13 × 1,162.77
  4. Step 4: Simplify right side
    3,936.05x = 6,865,145.24
  5. Step 5: Solve for x
    x = 6,865,145.24/3,936.05
  6. Step 6: Final answer
    x = 1,744.17

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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.