Home / 8,200.09-12,303.78-3,004.75

Finding the Fourth Proportional to 8,200.09, 12,303.78 and 3,004.75

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Solution

The fourth proportional to 8,200.09, 12,303.78 and 3,004.75 is: 4,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.09 : 12,303.78 = 3,004.75 : x
  2. Step 2: Convert to fraction form
    8,200.09/12,303.78 = 3,004.75/x
  3. Step 3: Cross multiply
    8,200.09x = 12,303.78 × 3,004.75
  4. Step 4: Simplify right side
    8,200.09x = 36,969,782.96
  5. Step 5: Solve for x
    x = 36,969,782.96/8,200.09
  6. Step 6: Final answer
    x = 4,508.46

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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.