Home / 2,292.27-3,163.40-1,297.53

Finding the Fourth Proportional to 2,292.27, 3,163.40 and 1,297.53

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Solution

The fourth proportional to 2,292.27, 3,163.40 and 1,297.53 is: 1,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.27 : 3,163.40 = 1,297.53 : x
  2. Step 2: Convert to fraction form
    2,292.27/3,163.40 = 1,297.53/x
  3. Step 3: Cross multiply
    2,292.27x = 3,163.40 × 1,297.53
  4. Step 4: Simplify right side
    2,292.27x = 4,104,606.40
  5. Step 5: Solve for x
    x = 4,104,606.40/2,292.27
  6. Step 6: Final answer
    x = 1,790.63

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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.