Home / 3,724.97-5,589.68-1,384.58

Finding the Fourth Proportional to 3,724.97, 5,589.68 and 1,384.58

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Solution

The fourth proportional to 3,724.97, 5,589.68 and 1,384.58 is: 2,077.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.97 : 5,589.68 = 1,384.58 : x
  2. Step 2: Convert to fraction form
    3,724.97/5,589.68 = 1,384.58/x
  3. Step 3: Cross multiply
    3,724.97x = 5,589.68 × 1,384.58
  4. Step 4: Simplify right side
    3,724.97x = 7,739,324.26
  5. Step 5: Solve for x
    x = 7,739,324.26/3,724.97
  6. Step 6: Final answer
    x = 2,077.69

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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.