Home / 1,944.42-2,912.85-1,726.26

Finding the Fourth Proportional to 1,944.42, 2,912.85 and 1,726.26

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Solution

The fourth proportional to 1,944.42, 2,912.85 and 1,726.26 is: 2,586.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.42 : 2,912.85 = 1,726.26 : x
  2. Step 2: Convert to fraction form
    1,944.42/2,912.85 = 1,726.26/x
  3. Step 3: Cross multiply
    1,944.42x = 2,912.85 × 1,726.26
  4. Step 4: Simplify right side
    1,944.42x = 5,028,336.44
  5. Step 5: Solve for x
    x = 5,028,336.44/1,944.42
  6. Step 6: Final answer
    x = 2,586.03

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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.