Home / 2,292.22-3,163.33-1,408.54

Finding the Fourth Proportional to 2,292.22, 3,163.33 and 1,408.54

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Solution

The fourth proportional to 2,292.22, 3,163.33 and 1,408.54 is: 1,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.22 : 3,163.33 = 1,408.54 : x
  2. Step 2: Convert to fraction form
    2,292.22/3,163.33 = 1,408.54/x
  3. Step 3: Cross multiply
    2,292.22x = 3,163.33 × 1,408.54
  4. Step 4: Simplify right side
    2,292.22x = 4,455,676.84
  5. Step 5: Solve for x
    x = 4,455,676.84/2,292.22
  6. Step 6: Final answer
    x = 1,943.83

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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.