Home / 3,700.44-5,106.57-2,021.82

Finding the Fourth Proportional to 3,700.44, 5,106.57 and 2,021.82

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Solution

The fourth proportional to 3,700.44, 5,106.57 and 2,021.82 is: 2,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.44 : 5,106.57 = 2,021.82 : x
  2. Step 2: Convert to fraction form
    3,700.44/5,106.57 = 2,021.82/x
  3. Step 3: Cross multiply
    3,700.44x = 5,106.57 × 2,021.82
  4. Step 4: Simplify right side
    3,700.44x = 10,324,565.36
  5. Step 5: Solve for x
    x = 10,324,565.36/3,700.44
  6. Step 6: Final answer
    x = 2,790.09

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Why These Related Problems?

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