Home / 3,724.36-5,587.83-2,479.95

Finding the Fourth Proportional to 3,724.36, 5,587.83 and 2,479.95

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Solution

The fourth proportional to 3,724.36, 5,587.83 and 2,479.95 is: 3,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.36 : 5,587.83 = 2,479.95 : x
  2. Step 2: Convert to fraction form
    3,724.36/5,587.83 = 2,479.95/x
  3. Step 3: Cross multiply
    3,724.36x = 5,587.83 × 2,479.95
  4. Step 4: Simplify right side
    3,724.36x = 13,857,539.01
  5. Step 5: Solve for x
    x = 13,857,539.01/3,724.36
  6. Step 6: Final answer
    x = 3,720.78

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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.