Home / 2,051.11-3,074.03-1,786.48

Finding the Fourth Proportional to 2,051.11, 3,074.03 and 1,786.48

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Solution

The fourth proportional to 2,051.11, 3,074.03 and 1,786.48 is: 2,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.11 : 3,074.03 = 1,786.48 : x
  2. Step 2: Convert to fraction form
    2,051.11/3,074.03 = 1,786.48/x
  3. Step 3: Cross multiply
    2,051.11x = 3,074.03 × 1,786.48
  4. Step 4: Simplify right side
    2,051.11x = 5,491,668.81
  5. Step 5: Solve for x
    x = 5,491,668.81/2,051.11
  6. Step 6: Final answer
    x = 2,677.42

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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.