Home / 3,197.80-4,788.06-2,040.04

Finding the Fourth Proportional to 3,197.80, 4,788.06 and 2,040.04

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Solution

The fourth proportional to 3,197.80, 4,788.06 and 2,040.04 is: 3,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.80 : 4,788.06 = 2,040.04 : x
  2. Step 2: Convert to fraction form
    3,197.80/4,788.06 = 2,040.04/x
  3. Step 3: Cross multiply
    3,197.80x = 4,788.06 × 2,040.04
  4. Step 4: Simplify right side
    3,197.80x = 9,767,833.92
  5. Step 5: Solve for x
    x = 9,767,833.92/3,197.80
  6. Step 6: Final answer
    x = 3,054.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.