Home / 2,519.51-3,773.75-1,786.87

Finding the Fourth Proportional to 2,519.51, 3,773.75 and 1,786.87

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Solution

The fourth proportional to 2,519.51, 3,773.75 and 1,786.87 is: 2,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.51 : 3,773.75 = 1,786.87 : x
  2. Step 2: Convert to fraction form
    2,519.51/3,773.75 = 1,786.87/x
  3. Step 3: Cross multiply
    2,519.51x = 3,773.75 × 1,786.87
  4. Step 4: Simplify right side
    2,519.51x = 6,743,172.86
  5. Step 5: Solve for x
    x = 6,743,172.86/2,519.51
  6. Step 6: Final answer
    x = 2,676.38

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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.