Home / 4,275.76-6,413.68-1,197.76

Finding the Fourth Proportional to 4,275.76, 6,413.68 and 1,197.76

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Solution

The fourth proportional to 4,275.76, 6,413.68 and 1,197.76 is: 1,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.76 : 6,413.68 = 1,197.76 : x
  2. Step 2: Convert to fraction form
    4,275.76/6,413.68 = 1,197.76/x
  3. Step 3: Cross multiply
    4,275.76x = 6,413.68 × 1,197.76
  4. Step 4: Simplify right side
    4,275.76x = 7,682,049.36
  5. Step 5: Solve for x
    x = 7,682,049.36/4,275.76
  6. Step 6: Final answer
    x = 1,796.65

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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.