Home / 2,553.36-3,826.49-1,236.57

Finding the Fourth Proportional to 2,553.36, 3,826.49 and 1,236.57

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Solution

The fourth proportional to 2,553.36, 3,826.49 and 1,236.57 is: 1,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.36 : 3,826.49 = 1,236.57 : x
  2. Step 2: Convert to fraction form
    2,553.36/3,826.49 = 1,236.57/x
  3. Step 3: Cross multiply
    2,553.36x = 3,826.49 × 1,236.57
  4. Step 4: Simplify right side
    2,553.36x = 4,731,716.56
  5. Step 5: Solve for x
    x = 4,731,716.56/2,553.36
  6. Step 6: Final answer
    x = 1,853.13

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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.