Home / 3,901.93-5,384.02-2,223.37

Finding the Fourth Proportional to 3,901.93, 5,384.02 and 2,223.37

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Solution

The fourth proportional to 3,901.93, 5,384.02 and 2,223.37 is: 3,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.93 : 5,384.02 = 2,223.37 : x
  2. Step 2: Convert to fraction form
    3,901.93/5,384.02 = 2,223.37/x
  3. Step 3: Cross multiply
    3,901.93x = 5,384.02 × 2,223.37
  4. Step 4: Simplify right side
    3,901.93x = 11,970,668.55
  5. Step 5: Solve for x
    x = 11,970,668.55/3,901.93
  6. Step 6: Final answer
    x = 3,067.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.