Home / 2,292.56-3,163.71-1,297.84

Finding the Fourth Proportional to 2,292.56, 3,163.71 and 1,297.84

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Solution

The fourth proportional to 2,292.56, 3,163.71 and 1,297.84 is: 1,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.56 : 3,163.71 = 1,297.84 : x
  2. Step 2: Convert to fraction form
    2,292.56/3,163.71 = 1,297.84/x
  3. Step 3: Cross multiply
    2,292.56x = 3,163.71 × 1,297.84
  4. Step 4: Simplify right side
    2,292.56x = 4,105,982.90
  5. Step 5: Solve for x
    x = 4,105,982.90/2,292.56
  6. Step 6: Final answer
    x = 1,791.01

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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.