Home / 4,967.84-6,854.28-3,198.80

Finding the Fourth Proportional to 4,967.84, 6,854.28 and 3,198.80

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Solution

The fourth proportional to 4,967.84, 6,854.28 and 3,198.80 is: 4,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.84 : 6,854.28 = 3,198.80 : x
  2. Step 2: Convert to fraction form
    4,967.84/6,854.28 = 3,198.80/x
  3. Step 3: Cross multiply
    4,967.84x = 6,854.28 × 3,198.80
  4. Step 4: Simplify right side
    4,967.84x = 21,925,470.86
  5. Step 5: Solve for x
    x = 21,925,470.86/4,967.84
  6. Step 6: Final answer
    x = 4,413.48

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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.