Home / 6,511.09-9,763.71-2,067.50

Finding the Fourth Proportional to 6,511.09, 9,763.71 and 2,067.50

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Solution

The fourth proportional to 6,511.09, 9,763.71 and 2,067.50 is: 3,100.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.09 : 9,763.71 = 2,067.50 : x
  2. Step 2: Convert to fraction form
    6,511.09/9,763.71 = 2,067.50/x
  3. Step 3: Cross multiply
    6,511.09x = 9,763.71 × 2,067.50
  4. Step 4: Simplify right side
    6,511.09x = 20,186,413.85
  5. Step 5: Solve for x
    x = 20,186,413.85/6,511.09
  6. Step 6: Final answer
    x = 3,100.31

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1.5x scale

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.