Home / 4,196.31-5,790.43-2,517.78

Finding the Fourth Proportional to 4,196.31, 5,790.43 and 2,517.78

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Solution

The fourth proportional to 4,196.31, 5,790.43 and 2,517.78 is: 3,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.31 : 5,790.43 = 2,517.78 : x
  2. Step 2: Convert to fraction form
    4,196.31/5,790.43 = 2,517.78/x
  3. Step 3: Cross multiply
    4,196.31x = 5,790.43 × 2,517.78
  4. Step 4: Simplify right side
    4,196.31x = 14,579,028.85
  5. Step 5: Solve for x
    x = 14,579,028.85/4,196.31
  6. Step 6: Final answer
    x = 3,474.25

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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.