Home / 3,846.11-5,768.55-1,072.49

Finding the Fourth Proportional to 3,846.11, 5,768.55 and 1,072.49

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Solution

The fourth proportional to 3,846.11, 5,768.55 and 1,072.49 is: 1,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.11 : 5,768.55 = 1,072.49 : x
  2. Step 2: Convert to fraction form
    3,846.11/5,768.55 = 1,072.49/x
  3. Step 3: Cross multiply
    3,846.11x = 5,768.55 × 1,072.49
  4. Step 4: Simplify right side
    3,846.11x = 6,186,712.19
  5. Step 5: Solve for x
    x = 6,186,712.19/3,846.11
  6. Step 6: Final answer
    x = 1,608.56

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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.