Home / 2,745.48-3,788.68-1,566.52

Finding the Fourth Proportional to 2,745.48, 3,788.68 and 1,566.52

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Solution

The fourth proportional to 2,745.48, 3,788.68 and 1,566.52 is: 2,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.48 : 3,788.68 = 1,566.52 : x
  2. Step 2: Convert to fraction form
    2,745.48/3,788.68 = 1,566.52/x
  3. Step 3: Cross multiply
    2,745.48x = 3,788.68 × 1,566.52
  4. Step 4: Simplify right side
    2,745.48x = 5,935,042.99
  5. Step 5: Solve for x
    x = 5,935,042.99/2,745.48
  6. Step 6: Final answer
    x = 2,161.75

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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.