Home / 2,760.38-4,134.19-1,662.33

Finding the Fourth Proportional to 2,760.38, 4,134.19 and 1,662.33

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Solution

The fourth proportional to 2,760.38, 4,134.19 and 1,662.33 is: 2,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.38 : 4,134.19 = 1,662.33 : x
  2. Step 2: Convert to fraction form
    2,760.38/4,134.19 = 1,662.33/x
  3. Step 3: Cross multiply
    2,760.38x = 4,134.19 × 1,662.33
  4. Step 4: Simplify right side
    2,760.38x = 6,872,388.06
  5. Step 5: Solve for x
    x = 6,872,388.06/2,760.38
  6. Step 6: Final answer
    x = 2,489.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.