Home / 3,617.52-5,428.44-2,388.48

Finding the Fourth Proportional to 3,617.52, 5,428.44 and 2,388.48

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Solution

The fourth proportional to 3,617.52, 5,428.44 and 2,388.48 is: 3,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.52 : 5,428.44 = 2,388.48 : x
  2. Step 2: Convert to fraction form
    3,617.52/5,428.44 = 2,388.48/x
  3. Step 3: Cross multiply
    3,617.52x = 5,428.44 × 2,388.48
  4. Step 4: Simplify right side
    3,617.52x = 12,965,720.37
  5. Step 5: Solve for x
    x = 12,965,720.37/3,617.52
  6. Step 6: Final answer
    x = 3,584.15

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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.