Home / 8,069.94-11,110.77-6,886.26

Finding the Fourth Proportional to 8,069.94, 11,110.77 and 6,886.26

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Solution

The fourth proportional to 8,069.94, 11,110.77 and 6,886.26 is: 9,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.94 : 11,110.77 = 6,886.26 : x
  2. Step 2: Convert to fraction form
    8,069.94/11,110.77 = 6,886.26/x
  3. Step 3: Cross multiply
    8,069.94x = 11,110.77 × 6,886.26
  4. Step 4: Simplify right side
    8,069.94x = 76,511,651.02
  5. Step 5: Solve for x
    x = 76,511,651.02/8,069.94
  6. Step 6: Final answer
    x = 9,481.07

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1.5x scale

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.