Home / 2,832.45-4,250.40-1,791.02

Finding the Fourth Proportional to 2,832.45, 4,250.40 and 1,791.02

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Solution

The fourth proportional to 2,832.45, 4,250.40 and 1,791.02 is: 2,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.45 : 4,250.40 = 1,791.02 : x
  2. Step 2: Convert to fraction form
    2,832.45/4,250.40 = 1,791.02/x
  3. Step 3: Cross multiply
    2,832.45x = 4,250.40 × 1,791.02
  4. Step 4: Simplify right side
    2,832.45x = 7,612,551.41
  5. Step 5: Solve for x
    x = 7,612,551.41/2,832.45
  6. Step 6: Final answer
    x = 2,687.62

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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.