Home / 2,198.16-3,033.48-1,413.57

Finding the Fourth Proportional to 2,198.16, 3,033.48 and 1,413.57

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Solution

The fourth proportional to 2,198.16, 3,033.48 and 1,413.57 is: 1,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.16 : 3,033.48 = 1,413.57 : x
  2. Step 2: Convert to fraction form
    2,198.16/3,033.48 = 1,413.57/x
  3. Step 3: Cross multiply
    2,198.16x = 3,033.48 × 1,413.57
  4. Step 4: Simplify right side
    2,198.16x = 4,288,036.32
  5. Step 5: Solve for x
    x = 4,288,036.32/2,198.16
  6. Step 6: Final answer
    x = 1,950.74

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1.5x scale

Why These Related Problems?

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