Home / 4,198.95-6,296.49-1,276.65

Finding the Fourth Proportional to 4,198.95, 6,296.49 and 1,276.65

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Solution

The fourth proportional to 4,198.95, 6,296.49 and 1,276.65 is: 1,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.95 : 6,296.49 = 1,276.65 : x
  2. Step 2: Convert to fraction form
    4,198.95/6,296.49 = 1,276.65/x
  3. Step 3: Cross multiply
    4,198.95x = 6,296.49 × 1,276.65
  4. Step 4: Simplify right side
    4,198.95x = 8,038,413.96
  5. Step 5: Solve for x
    x = 8,038,413.96/4,198.95
  6. Step 6: Final answer
    x = 1,914.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.