Home / 2,265.36-3,391.30-2,027.78

Finding the Fourth Proportional to 2,265.36, 3,391.30 and 2,027.78

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Solution

The fourth proportional to 2,265.36, 3,391.30 and 2,027.78 is: 3,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.36 : 3,391.30 = 2,027.78 : x
  2. Step 2: Convert to fraction form
    2,265.36/3,391.30 = 2,027.78/x
  3. Step 3: Cross multiply
    2,265.36x = 3,391.30 × 2,027.78
  4. Step 4: Simplify right side
    2,265.36x = 6,876,810.31
  5. Step 5: Solve for x
    x = 6,876,810.31/2,265.36
  6. Step 6: Final answer
    x = 3,035.64

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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.