Home / 3,538.88-5,308.48-2,168

Finding the Fourth Proportional to 3,538.88, 5,308.48 and 2,168

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Solution

The fourth proportional to 3,538.88, 5,308.48 and 2,168 is: 3,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.88 : 5,308.48 = 2,168 : x
  2. Step 2: Convert to fraction form
    3,538.88/5,308.48 = 2,168/x
  3. Step 3: Cross multiply
    3,538.88x = 5,308.48 × 2,168
  4. Step 4: Simplify right side
    3,538.88x = 11,508,784.64
  5. Step 5: Solve for x
    x = 11,508,784.64/3,538.88
  6. Step 6: Final answer
    x = 3,252.10

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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.