Home / 2,021.06-2,794.07-2,002.61

Finding the Fourth Proportional to 2,021.06, 2,794.07 and 2,002.61

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Solution

The fourth proportional to 2,021.06, 2,794.07 and 2,002.61 is: 2,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.06 : 2,794.07 = 2,002.61 : x
  2. Step 2: Convert to fraction form
    2,021.06/2,794.07 = 2,002.61/x
  3. Step 3: Cross multiply
    2,021.06x = 2,794.07 × 2,002.61
  4. Step 4: Simplify right side
    2,021.06x = 5,595,408.54
  5. Step 5: Solve for x
    x = 5,595,408.54/2,021.06
  6. Step 6: Final answer
    x = 2,768.56

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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.