Home / 1,741.88-2,611.20-1,414.64

Finding the Fourth Proportional to 1,741.88, 2,611.20 and 1,414.64

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Solution

The fourth proportional to 1,741.88, 2,611.20 and 1,414.64 is: 2,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.88 : 2,611.20 = 1,414.64 : x
  2. Step 2: Convert to fraction form
    1,741.88/2,611.20 = 1,414.64/x
  3. Step 3: Cross multiply
    1,741.88x = 2,611.20 × 1,414.64
  4. Step 4: Simplify right side
    1,741.88x = 3,693,907.97
  5. Step 5: Solve for x
    x = 3,693,907.97/1,741.88
  6. Step 6: Final answer
    x = 2,120.64

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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.