Home / 3,520.08-4,857.08-2,027.68

Finding the Fourth Proportional to 3,520.08, 4,857.08 and 2,027.68

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Solution

The fourth proportional to 3,520.08, 4,857.08 and 2,027.68 is: 2,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.08 : 4,857.08 = 2,027.68 : x
  2. Step 2: Convert to fraction form
    3,520.08/4,857.08 = 2,027.68/x
  3. Step 3: Cross multiply
    3,520.08x = 4,857.08 × 2,027.68
  4. Step 4: Simplify right side
    3,520.08x = 9,848,603.97
  5. Step 5: Solve for x
    x = 9,848,603.97/3,520.08
  6. Step 6: Final answer
    x = 2,797.84

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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.