Home / 8,114.19-12,170.34-2,271.26

Finding the Fourth Proportional to 8,114.19, 12,170.34 and 2,271.26

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Solution

The fourth proportional to 8,114.19, 12,170.34 and 2,271.26 is: 3,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.19 : 12,170.34 = 2,271.26 : x
  2. Step 2: Convert to fraction form
    8,114.19/12,170.34 = 2,271.26/x
  3. Step 3: Cross multiply
    8,114.19x = 12,170.34 × 2,271.26
  4. Step 4: Simplify right side
    8,114.19x = 27,641,945.58
  5. Step 5: Solve for x
    x = 27,641,945.58/8,114.19
  6. Step 6: Final answer
    x = 3,406.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.