Home / 3,848.75-5,776.78-2,001.19

Finding the Fourth Proportional to 3,848.75, 5,776.78 and 2,001.19

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Solution

The fourth proportional to 3,848.75, 5,776.78 and 2,001.19 is: 3,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.75 : 5,776.78 = 2,001.19 : x
  2. Step 2: Convert to fraction form
    3,848.75/5,776.78 = 2,001.19/x
  3. Step 3: Cross multiply
    3,848.75x = 5,776.78 × 2,001.19
  4. Step 4: Simplify right side
    3,848.75x = 11,560,434.37
  5. Step 5: Solve for x
    x = 11,560,434.37/3,848.75
  6. Step 6: Final answer
    x = 3,003.69

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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.