Home / 2,777.82-4,160.97-1,622.94

Finding the Fourth Proportional to 2,777.82, 4,160.97 and 1,622.94

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Solution

The fourth proportional to 2,777.82, 4,160.97 and 1,622.94 is: 2,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.82 : 4,160.97 = 1,622.94 : x
  2. Step 2: Convert to fraction form
    2,777.82/4,160.97 = 1,622.94/x
  3. Step 3: Cross multiply
    2,777.82x = 4,160.97 × 1,622.94
  4. Step 4: Simplify right side
    2,777.82x = 6,753,004.65
  5. Step 5: Solve for x
    x = 6,753,004.65/2,777.82
  6. Step 6: Final answer
    x = 2,431.04

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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.