Home / 3,387.26-5,081.14-922.27

Finding the Fourth Proportional to 3,387.26, 5,081.14 and 922.27

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Solution

The fourth proportional to 3,387.26, 5,081.14 and 922.27 is: 1,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.26 : 5,081.14 = 922.27 : x
  2. Step 2: Convert to fraction form
    3,387.26/5,081.14 = 922.27/x
  3. Step 3: Cross multiply
    3,387.26x = 5,081.14 × 922.27
  4. Step 4: Simplify right side
    3,387.26x = 4,686,182.99
  5. Step 5: Solve for x
    x = 4,686,182.99/3,387.26
  6. Step 6: Final answer
    x = 1,383.47

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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.