Home / 4,986.14-6,880.63-2,747.97

Finding the Fourth Proportional to 4,986.14, 6,880.63 and 2,747.97

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Solution

The fourth proportional to 4,986.14, 6,880.63 and 2,747.97 is: 3,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.14 : 6,880.63 = 2,747.97 : x
  2. Step 2: Convert to fraction form
    4,986.14/6,880.63 = 2,747.97/x
  3. Step 3: Cross multiply
    4,986.14x = 6,880.63 × 2,747.97
  4. Step 4: Simplify right side
    4,986.14x = 18,907,764.82
  5. Step 5: Solve for x
    x = 18,907,764.82/4,986.14
  6. Step 6: Final answer
    x = 3,792.06

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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.