Home / 3,848.14-5,768.56-1,249.25

Finding the Fourth Proportional to 3,848.14, 5,768.56 and 1,249.25

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Solution

The fourth proportional to 3,848.14, 5,768.56 and 1,249.25 is: 1,872.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.14 : 5,768.56 = 1,249.25 : x
  2. Step 2: Convert to fraction form
    3,848.14/5,768.56 = 1,249.25/x
  3. Step 3: Cross multiply
    3,848.14x = 5,768.56 × 1,249.25
  4. Step 4: Simplify right side
    3,848.14x = 7,206,373.58
  5. Step 5: Solve for x
    x = 7,206,373.58/3,848.14
  6. Step 6: Final answer
    x = 1,872.69

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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.