Home / 3,042.19-4,198.18-1,716.32

Finding the Fourth Proportional to 3,042.19, 4,198.18 and 1,716.32

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Solution

The fourth proportional to 3,042.19, 4,198.18 and 1,716.32 is: 2,368.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.19 : 4,198.18 = 1,716.32 : x
  2. Step 2: Convert to fraction form
    3,042.19/4,198.18 = 1,716.32/x
  3. Step 3: Cross multiply
    3,042.19x = 4,198.18 × 1,716.32
  4. Step 4: Simplify right side
    3,042.19x = 7,205,420.30
  5. Step 5: Solve for x
    x = 7,205,420.30/3,042.19
  6. Step 6: Final answer
    x = 2,368.50

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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.