Home / 8,106.73-11,188.11-5,083.99

Finding the Fourth Proportional to 8,106.73, 11,188.11 and 5,083.99

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Solution

The fourth proportional to 8,106.73, 11,188.11 and 5,083.99 is: 7,016.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.73 : 11,188.11 = 5,083.99 : x
  2. Step 2: Convert to fraction form
    8,106.73/11,188.11 = 5,083.99/x
  3. Step 3: Cross multiply
    8,106.73x = 11,188.11 × 5,083.99
  4. Step 4: Simplify right side
    8,106.73x = 56,880,239.36
  5. Step 5: Solve for x
    x = 56,880,239.36/8,106.73
  6. Step 6: Final answer
    x = 7,016.42

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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.