Home / 2,078.33-2,868.38-1,193.97

Finding the Fourth Proportional to 2,078.33, 2,868.38 and 1,193.97

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Solution

The fourth proportional to 2,078.33, 2,868.38 and 1,193.97 is: 1,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078.33 : 2,868.38 = 1,193.97 : x
  2. Step 2: Convert to fraction form
    2,078.33/2,868.38 = 1,193.97/x
  3. Step 3: Cross multiply
    2,078.33x = 2,868.38 × 1,193.97
  4. Step 4: Simplify right side
    2,078.33x = 3,424,768.93
  5. Step 5: Solve for x
    x = 3,424,768.93/2,078.33
  6. Step 6: Final answer
    x = 1,647.85

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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.