Home / 3,018.96-4,161.60-2,023.92

Finding the Fourth Proportional to 3,018.96, 4,161.60 and 2,023.92

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Solution

The fourth proportional to 3,018.96, 4,161.60 and 2,023.92 is: 2,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.96 : 4,161.60 = 2,023.92 : x
  2. Step 2: Convert to fraction form
    3,018.96/4,161.60 = 2,023.92/x
  3. Step 3: Cross multiply
    3,018.96x = 4,161.60 × 2,023.92
  4. Step 4: Simplify right side
    3,018.96x = 8,422,745.47
  5. Step 5: Solve for x
    x = 8,422,745.47/3,018.96
  6. Step 6: Final answer
    x = 2,789.95

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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.