Home / 1,849.96-2,775.06-551.56

Finding the Fourth Proportional to 1,849.96, 2,775.06 and 551.56

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Solution

The fourth proportional to 1,849.96, 2,775.06 and 551.56 is: 827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.96 : 2,775.06 = 551.56 : x
  2. Step 2: Convert to fraction form
    1,849.96/2,775.06 = 551.56/x
  3. Step 3: Cross multiply
    1,849.96x = 2,775.06 × 551.56
  4. Step 4: Simplify right side
    1,849.96x = 1,530,612.09
  5. Step 5: Solve for x
    x = 1,530,612.09/1,849.96
  6. Step 6: Final answer
    x = 827.38

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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.