Home / 3,201.80-4,418.16-2,362.96

Finding the Fourth Proportional to 3,201.80, 4,418.16 and 2,362.96

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Solution

The fourth proportional to 3,201.80, 4,418.16 and 2,362.96 is: 3,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.80 : 4,418.16 = 2,362.96 : x
  2. Step 2: Convert to fraction form
    3,201.80/4,418.16 = 2,362.96/x
  3. Step 3: Cross multiply
    3,201.80x = 4,418.16 × 2,362.96
  4. Step 4: Simplify right side
    3,201.80x = 10,439,935.35
  5. Step 5: Solve for x
    x = 10,439,935.35/3,201.80
  6. Step 6: Final answer
    x = 3,260.65

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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.