Home / 2,961.04-4,086.24-1,634.80

Finding the Fourth Proportional to 2,961.04, 4,086.24 and 1,634.80

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Solution

The fourth proportional to 2,961.04, 4,086.24 and 1,634.80 is: 2,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.04 : 4,086.24 = 1,634.80 : x
  2. Step 2: Convert to fraction form
    2,961.04/4,086.24 = 1,634.80/x
  3. Step 3: Cross multiply
    2,961.04x = 4,086.24 × 1,634.80
  4. Step 4: Simplify right side
    2,961.04x = 6,680,185.15
  5. Step 5: Solve for x
    x = 6,680,185.15/2,961.04
  6. Step 6: Final answer
    x = 2,256.03

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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.