Home / 3,795.22-5,682.79-2,678.56

Finding the Fourth Proportional to 3,795.22, 5,682.79 and 2,678.56

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Solution

The fourth proportional to 3,795.22, 5,682.79 and 2,678.56 is: 4,010.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.22 : 5,682.79 = 2,678.56 : x
  2. Step 2: Convert to fraction form
    3,795.22/5,682.79 = 2,678.56/x
  3. Step 3: Cross multiply
    3,795.22x = 5,682.79 × 2,678.56
  4. Step 4: Simplify right side
    3,795.22x = 15,221,683.12
  5. Step 5: Solve for x
    x = 15,221,683.12/3,795.22
  6. Step 6: Final answer
    x = 4,010.75

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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.