Home / 6,631.49-9,151.39-3,647.36

Finding the Fourth Proportional to 6,631.49, 9,151.39 and 3,647.36

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Solution

The fourth proportional to 6,631.49, 9,151.39 and 3,647.36 is: 5,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.49 : 9,151.39 = 3,647.36 : x
  2. Step 2: Convert to fraction form
    6,631.49/9,151.39 = 3,647.36/x
  3. Step 3: Cross multiply
    6,631.49x = 9,151.39 × 3,647.36
  4. Step 4: Simplify right side
    6,631.49x = 33,378,413.83
  5. Step 5: Solve for x
    x = 33,378,413.83/6,631.49
  6. Step 6: Final answer
    x = 5,033.32

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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.