Home / 2,835.21-3,912.67-1,716.35

Finding the Fourth Proportional to 2,835.21, 3,912.67 and 1,716.35

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Solution

The fourth proportional to 2,835.21, 3,912.67 and 1,716.35 is: 2,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.21 : 3,912.67 = 1,716.35 : x
  2. Step 2: Convert to fraction form
    2,835.21/3,912.67 = 1,716.35/x
  3. Step 3: Cross multiply
    2,835.21x = 3,912.67 × 1,716.35
  4. Step 4: Simplify right side
    2,835.21x = 6,715,511.15
  5. Step 5: Solve for x
    x = 6,715,511.15/2,835.21
  6. Step 6: Final answer
    x = 2,368.61

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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.