Home / 4,792.22-7,190.12-2,158.94

Finding the Fourth Proportional to 4,792.22, 7,190.12 and 2,158.94

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Solution

The fourth proportional to 4,792.22, 7,190.12 and 2,158.94 is: 3,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.22 : 7,190.12 = 2,158.94 : x
  2. Step 2: Convert to fraction form
    4,792.22/7,190.12 = 2,158.94/x
  3. Step 3: Cross multiply
    4,792.22x = 7,190.12 × 2,158.94
  4. Step 4: Simplify right side
    4,792.22x = 15,523,030.03
  5. Step 5: Solve for x
    x = 15,523,030.03/4,792.22
  6. Step 6: Final answer
    x = 3,239.21

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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.