Home / 2,745.69-3,789.75-1,567.14

Finding the Fourth Proportional to 2,745.69, 3,789.75 and 1,567.14

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Solution

The fourth proportional to 2,745.69, 3,789.75 and 1,567.14 is: 2,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.69 : 3,789.75 = 1,567.14 : x
  2. Step 2: Convert to fraction form
    2,745.69/3,789.75 = 1,567.14/x
  3. Step 3: Cross multiply
    2,745.69x = 3,789.75 × 1,567.14
  4. Step 4: Simplify right side
    2,745.69x = 5,939,068.82
  5. Step 5: Solve for x
    x = 5,939,068.82/2,745.69
  6. Step 6: Final answer
    x = 2,163.05

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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.