Home / 8,110.75-12,166.14-1,954.75

Finding the Fourth Proportional to 8,110.75, 12,166.14 and 1,954.75

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Solution

The fourth proportional to 8,110.75, 12,166.14 and 1,954.75 is: 2,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.75 : 12,166.14 = 1,954.75 : x
  2. Step 2: Convert to fraction form
    8,110.75/12,166.14 = 1,954.75/x
  3. Step 3: Cross multiply
    8,110.75x = 12,166.14 × 1,954.75
  4. Step 4: Simplify right side
    8,110.75x = 23,781,762.17
  5. Step 5: Solve for x
    x = 23,781,762.17/8,110.75
  6. Step 6: Final answer
    x = 2,932.13

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Similar ratio
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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.