Home / 3,520.22-4,857.41-2,027.99

Finding the Fourth Proportional to 3,520.22, 4,857.41 and 2,027.99

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Solution

The fourth proportional to 3,520.22, 4,857.41 and 2,027.99 is: 2,798.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.22 : 4,857.41 = 2,027.99 : x
  2. Step 2: Convert to fraction form
    3,520.22/4,857.41 = 2,027.99/x
  3. Step 3: Cross multiply
    3,520.22x = 4,857.41 × 2,027.99
  4. Step 4: Simplify right side
    3,520.22x = 9,850,744.48
  5. Step 5: Solve for x
    x = 9,850,744.48/3,520.22
  6. Step 6: Final answer
    x = 2,798.34

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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.