Home / 2,282.22-3,149.75-1,324.92

Finding the Fourth Proportional to 2,282.22, 3,149.75 and 1,324.92

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Solution

The fourth proportional to 2,282.22, 3,149.75 and 1,324.92 is: 1,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.22 : 3,149.75 = 1,324.92 : x
  2. Step 2: Convert to fraction form
    2,282.22/3,149.75 = 1,324.92/x
  3. Step 3: Cross multiply
    2,282.22x = 3,149.75 × 1,324.92
  4. Step 4: Simplify right side
    2,282.22x = 4,173,163.46
  5. Step 5: Solve for x
    x = 4,173,163.46/2,282.22
  6. Step 6: Final answer
    x = 1,828.56

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1.5x scale

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.