Home / 2,786.18-4,173.79-2,004.33

Finding the Fourth Proportional to 2,786.18, 4,173.79 and 2,004.33

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Solution

The fourth proportional to 2,786.18, 4,173.79 and 2,004.33 is: 3,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786.18 : 4,173.79 = 2,004.33 : x
  2. Step 2: Convert to fraction form
    2,786.18/4,173.79 = 2,004.33/x
  3. Step 3: Cross multiply
    2,786.18x = 4,173.79 × 2,004.33
  4. Step 4: Simplify right side
    2,786.18x = 8,365,626.06
  5. Step 5: Solve for x
    x = 8,365,626.06/2,786.18
  6. Step 6: Final answer
    x = 3,002.55

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1.5x scale

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.