Home / 3,896.27-5,842.97-1,122.01

Finding the Fourth Proportional to 3,896.27, 5,842.97 and 1,122.01

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Solution

The fourth proportional to 3,896.27, 5,842.97 and 1,122.01 is: 1,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.27 : 5,842.97 = 1,122.01 : x
  2. Step 2: Convert to fraction form
    3,896.27/5,842.97 = 1,122.01/x
  3. Step 3: Cross multiply
    3,896.27x = 5,842.97 × 1,122.01
  4. Step 4: Simplify right side
    3,896.27x = 6,555,870.77
  5. Step 5: Solve for x
    x = 6,555,870.77/3,896.27
  6. Step 6: Final answer
    x = 1,682.60

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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.