Home / 3,845.46-5,764.53-1,895.38

Finding the Fourth Proportional to 3,845.46, 5,764.53 and 1,895.38

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Solution

The fourth proportional to 3,845.46, 5,764.53 and 1,895.38 is: 2,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.46 : 5,764.53 = 1,895.38 : x
  2. Step 2: Convert to fraction form
    3,845.46/5,764.53 = 1,895.38/x
  3. Step 3: Cross multiply
    3,845.46x = 5,764.53 × 1,895.38
  4. Step 4: Simplify right side
    3,845.46x = 10,925,974.87
  5. Step 5: Solve for x
    x = 10,925,974.87/3,845.46
  6. Step 6: Final answer
    x = 2,841.27

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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.