Home / 2,292.47-3,163.63-1,297.73

Finding the Fourth Proportional to 2,292.47, 3,163.63 and 1,297.73

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Solution

The fourth proportional to 2,292.47, 3,163.63 and 1,297.73 is: 1,790.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.47 : 3,163.63 = 1,297.73 : x
  2. Step 2: Convert to fraction form
    2,292.47/3,163.63 = 1,297.73/x
  3. Step 3: Cross multiply
    2,292.47x = 3,163.63 × 1,297.73
  4. Step 4: Simplify right side
    2,292.47x = 4,105,529.37
  5. Step 5: Solve for x
    x = 4,105,529.37/2,292.47
  6. Step 6: Final answer
    x = 1,790.88

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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.