Home / 3,133.53-4,324.73-1,806.97

Finding the Fourth Proportional to 3,133.53, 4,324.73 and 1,806.97

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Solution

The fourth proportional to 3,133.53, 4,324.73 and 1,806.97 is: 2,493.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.53 : 4,324.73 = 1,806.97 : x
  2. Step 2: Convert to fraction form
    3,133.53/4,324.73 = 1,806.97/x
  3. Step 3: Cross multiply
    3,133.53x = 4,324.73 × 1,806.97
  4. Step 4: Simplify right side
    3,133.53x = 7,814,648.33
  5. Step 5: Solve for x
    x = 7,814,648.33/3,133.53
  6. Step 6: Final answer
    x = 2,493.88

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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.