Home / 2,135.54-3,197.82-1,717.10

Finding the Fourth Proportional to 2,135.54, 3,197.82 and 1,717.10

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Solution

The fourth proportional to 2,135.54, 3,197.82 and 1,717.10 is: 2,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135.54 : 3,197.82 = 1,717.10 : x
  2. Step 2: Convert to fraction form
    2,135.54/3,197.82 = 1,717.10/x
  3. Step 3: Cross multiply
    2,135.54x = 3,197.82 × 1,717.10
  4. Step 4: Simplify right side
    2,135.54x = 5,490,976.72
  5. Step 5: Solve for x
    x = 5,490,976.72/2,135.54
  6. Step 6: Final answer
    x = 2,571.24

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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.