Home / 2,254.99-3,380.20-1,083.28

Finding the Fourth Proportional to 2,254.99, 3,380.20 and 1,083.28

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Solution

The fourth proportional to 2,254.99, 3,380.20 and 1,083.28 is: 1,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.99 : 3,380.20 = 1,083.28 : x
  2. Step 2: Convert to fraction form
    2,254.99/3,380.20 = 1,083.28/x
  3. Step 3: Cross multiply
    2,254.99x = 3,380.20 × 1,083.28
  4. Step 4: Simplify right side
    2,254.99x = 3,661,703.06
  5. Step 5: Solve for x
    x = 3,661,703.06/2,254.99
  6. Step 6: Final answer
    x = 1,623.82

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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.