Home / 2,745.86-3,788.37-1,566.68

Finding the Fourth Proportional to 2,745.86, 3,788.37 and 1,566.68

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Solution

The fourth proportional to 2,745.86, 3,788.37 and 1,566.68 is: 2,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.86 : 3,788.37 = 1,566.68 : x
  2. Step 2: Convert to fraction form
    2,745.86/3,788.37 = 1,566.68/x
  3. Step 3: Cross multiply
    2,745.86x = 3,788.37 × 1,566.68
  4. Step 4: Simplify right side
    2,745.86x = 5,935,144.57
  5. Step 5: Solve for x
    x = 5,935,144.57/2,745.86
  6. Step 6: Final answer
    x = 2,161.49

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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.