Home / 5,190.00-7,162.16-2,951.87

Finding the Fourth Proportional to 5,190.00, 7,162.16 and 2,951.87

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Solution

The fourth proportional to 5,190.00, 7,162.16 and 2,951.87 is: 4,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.00 : 7,162.16 = 2,951.87 : x
  2. Step 2: Convert to fraction form
    5,190.00/7,162.16 = 2,951.87/x
  3. Step 3: Cross multiply
    5,190.00x = 7,162.16 × 2,951.87
  4. Step 4: Simplify right side
    5,190.00x = 21,141,729.43
  5. Step 5: Solve for x
    x = 21,141,729.43/5,190.00
  6. Step 6: Final answer
    x = 4,073.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.