Home / 5,477.22-8,221.67-2,358.75

Finding the Fourth Proportional to 5,477.22, 8,221.67 and 2,358.75

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Solution

The fourth proportional to 5,477.22, 8,221.67 and 2,358.75 is: 3,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.22 : 8,221.67 = 2,358.75 : x
  2. Step 2: Convert to fraction form
    5,477.22/8,221.67 = 2,358.75/x
  3. Step 3: Cross multiply
    5,477.22x = 8,221.67 × 2,358.75
  4. Step 4: Simplify right side
    5,477.22x = 19,392,892.00
  5. Step 5: Solve for x
    x = 19,392,892.00/5,477.22
  6. Step 6: Final answer
    x = 3,540.65

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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.