Home / 1,844.56-2,768.73-1,438.14

Finding the Fourth Proportional to 1,844.56, 2,768.73 and 1,438.14

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Solution

The fourth proportional to 1,844.56, 2,768.73 and 1,438.14 is: 2,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.56 : 2,768.73 = 1,438.14 : x
  2. Step 2: Convert to fraction form
    1,844.56/2,768.73 = 1,438.14/x
  3. Step 3: Cross multiply
    1,844.56x = 2,768.73 × 1,438.14
  4. Step 4: Simplify right side
    1,844.56x = 3,981,821.36
  5. Step 5: Solve for x
    x = 3,981,821.36/1,844.56
  6. Step 6: Final answer
    x = 2,158.68

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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.