Home / 3,081.30-4,622.69-1,601.02

Finding the Fourth Proportional to 3,081.30, 4,622.69 and 1,601.02

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Solution

The fourth proportional to 3,081.30, 4,622.69 and 1,601.02 is: 2,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.30 : 4,622.69 = 1,601.02 : x
  2. Step 2: Convert to fraction form
    3,081.30/4,622.69 = 1,601.02/x
  3. Step 3: Cross multiply
    3,081.30x = 4,622.69 × 1,601.02
  4. Step 4: Simplify right side
    3,081.30x = 7,401,019.14
  5. Step 5: Solve for x
    x = 7,401,019.14/3,081.30
  6. Step 6: Final answer
    x = 2,401.91

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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.