Home / 3,316.88-4,961.64-2,725.22

Finding the Fourth Proportional to 3,316.88, 4,961.64 and 2,725.22

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Solution

The fourth proportional to 3,316.88, 4,961.64 and 2,725.22 is: 4,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.88 : 4,961.64 = 2,725.22 : x
  2. Step 2: Convert to fraction form
    3,316.88/4,961.64 = 2,725.22/x
  3. Step 3: Cross multiply
    3,316.88x = 4,961.64 × 2,725.22
  4. Step 4: Simplify right side
    3,316.88x = 13,521,560.56
  5. Step 5: Solve for x
    x = 13,521,560.56/3,316.88
  6. Step 6: Final answer
    x = 4,076.59

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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.