Home / 1,849.62-2,768.19-1,557.48

Finding the Fourth Proportional to 1,849.62, 2,768.19 and 1,557.48

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Solution

The fourth proportional to 1,849.62, 2,768.19 and 1,557.48 is: 2,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.62 : 2,768.19 = 1,557.48 : x
  2. Step 2: Convert to fraction form
    1,849.62/2,768.19 = 1,557.48/x
  3. Step 3: Cross multiply
    1,849.62x = 2,768.19 × 1,557.48
  4. Step 4: Simplify right side
    1,849.62x = 4,311,400.56
  5. Step 5: Solve for x
    x = 4,311,400.56/1,849.62
  6. Step 6: Final answer
    x = 2,330.97

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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.