Home / 7,105.42-10,659.33-2,174.53

Finding the Fourth Proportional to 7,105.42, 10,659.33 and 2,174.53

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Solution

The fourth proportional to 7,105.42, 10,659.33 and 2,174.53 is: 3,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.42 : 10,659.33 = 2,174.53 : x
  2. Step 2: Convert to fraction form
    7,105.42/10,659.33 = 2,174.53/x
  3. Step 3: Cross multiply
    7,105.42x = 10,659.33 × 2,174.53
  4. Step 4: Simplify right side
    7,105.42x = 23,179,032.86
  5. Step 5: Solve for x
    x = 23,179,032.86/7,105.42
  6. Step 6: Final answer
    x = 3,262.16

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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.