Home / 2,961.01-4,086.09-1,634.62

Finding the Fourth Proportional to 2,961.01, 4,086.09 and 1,634.62

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Solution

The fourth proportional to 2,961.01, 4,086.09 and 1,634.62 is: 2,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.01 : 4,086.09 = 1,634.62 : x
  2. Step 2: Convert to fraction form
    2,961.01/4,086.09 = 1,634.62/x
  3. Step 3: Cross multiply
    2,961.01x = 4,086.09 × 1,634.62
  4. Step 4: Simplify right side
    2,961.01x = 6,679,204.44
  5. Step 5: Solve for x
    x = 6,679,204.44/2,961.01
  6. Step 6: Final answer
    x = 2,255.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.