Home / 3,901.54-5,384.24-2,133.25

Finding the Fourth Proportional to 3,901.54, 5,384.24 and 2,133.25

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Solution

The fourth proportional to 3,901.54, 5,384.24 and 2,133.25 is: 2,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.54 : 5,384.24 = 2,133.25 : x
  2. Step 2: Convert to fraction form
    3,901.54/5,384.24 = 2,133.25/x
  3. Step 3: Cross multiply
    3,901.54x = 5,384.24 × 2,133.25
  4. Step 4: Simplify right side
    3,901.54x = 11,485,929.98
  5. Step 5: Solve for x
    x = 11,485,929.98/3,901.54
  6. Step 6: Final answer
    x = 2,943.95

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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.