Home / 2,893.28-3,992.97-1,634.57

Finding the Fourth Proportional to 2,893.28, 3,992.97 and 1,634.57

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Solution

The fourth proportional to 2,893.28, 3,992.97 and 1,634.57 is: 2,255.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.28 : 3,992.97 = 1,634.57 : x
  2. Step 2: Convert to fraction form
    2,893.28/3,992.97 = 1,634.57/x
  3. Step 3: Cross multiply
    2,893.28x = 3,992.97 × 1,634.57
  4. Step 4: Simplify right side
    2,893.28x = 6,526,781.60
  5. Step 5: Solve for x
    x = 6,526,781.60/2,893.28
  6. Step 6: Final answer
    x = 2,255.84

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1.5x scale

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.