Home / 1,849.19-2,769.99-1,230.91

Finding the Fourth Proportional to 1,849.19, 2,769.99 and 1,230.91

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Solution

The fourth proportional to 1,849.19, 2,769.99 and 1,230.91 is: 1,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.19 : 2,769.99 = 1,230.91 : x
  2. Step 2: Convert to fraction form
    1,849.19/2,769.99 = 1,230.91/x
  3. Step 3: Cross multiply
    1,849.19x = 2,769.99 × 1,230.91
  4. Step 4: Simplify right side
    1,849.19x = 3,409,601.47
  5. Step 5: Solve for x
    x = 3,409,601.47/1,849.19
  6. Step 6: Final answer
    x = 1,843.83

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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.