Home / 4,986.14-6,880.77-2,747.96

Finding the Fourth Proportional to 4,986.14, 6,880.77 and 2,747.96

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Solution

The fourth proportional to 4,986.14, 6,880.77 and 2,747.96 is: 3,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.14 : 6,880.77 = 2,747.96 : x
  2. Step 2: Convert to fraction form
    4,986.14/6,880.77 = 2,747.96/x
  3. Step 3: Cross multiply
    4,986.14x = 6,880.77 × 2,747.96
  4. Step 4: Simplify right side
    4,986.14x = 18,908,056.66
  5. Step 5: Solve for x
    x = 18,908,056.66/4,986.14
  6. Step 6: Final answer
    x = 3,792.12

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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.