Home / 7,105.06-10,658.85-2,174.59

Finding the Fourth Proportional to 7,105.06, 10,658.85 and 2,174.59

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Solution

The fourth proportional to 7,105.06, 10,658.85 and 2,174.59 is: 3,262.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.06 : 10,658.85 = 2,174.59 : x
  2. Step 2: Convert to fraction form
    7,105.06/10,658.85 = 2,174.59/x
  3. Step 3: Cross multiply
    7,105.06x = 10,658.85 × 2,174.59
  4. Step 4: Simplify right side
    7,105.06x = 23,178,628.62
  5. Step 5: Solve for x
    x = 23,178,628.62/7,105.06
  6. Step 6: Final answer
    x = 3,262.27

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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.