Home / 3,133.33-4,324.06-1,938.49

Finding the Fourth Proportional to 3,133.33, 4,324.06 and 1,938.49

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Solution

The fourth proportional to 3,133.33, 4,324.06 and 1,938.49 is: 2,675.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.33 : 4,324.06 = 1,938.49 : x
  2. Step 2: Convert to fraction form
    3,133.33/4,324.06 = 1,938.49/x
  3. Step 3: Cross multiply
    3,133.33x = 4,324.06 × 1,938.49
  4. Step 4: Simplify right side
    3,133.33x = 8,382,147.07
  5. Step 5: Solve for x
    x = 8,382,147.07/3,133.33
  6. Step 6: Final answer
    x = 2,675.16

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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.