Home / 2,749.85-3,799.82-2,002.51

Finding the Fourth Proportional to 2,749.85, 3,799.82 and 2,002.51

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Solution

The fourth proportional to 2,749.85, 3,799.82 and 2,002.51 is: 2,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.85 : 3,799.82 = 2,002.51 : x
  2. Step 2: Convert to fraction form
    2,749.85/3,799.82 = 2,002.51/x
  3. Step 3: Cross multiply
    2,749.85x = 3,799.82 × 2,002.51
  4. Step 4: Simplify right side
    2,749.85x = 7,609,173.05
  5. Step 5: Solve for x
    x = 7,609,173.05/2,749.85
  6. Step 6: Final answer
    x = 2,767.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.