Home / 4,986.03-6,880.77-2,747.91

Finding the Fourth Proportional to 4,986.03, 6,880.77 and 2,747.91

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Solution

The fourth proportional to 4,986.03, 6,880.77 and 2,747.91 is: 3,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.03 : 6,880.77 = 2,747.91 : x
  2. Step 2: Convert to fraction form
    4,986.03/6,880.77 = 2,747.91/x
  3. Step 3: Cross multiply
    4,986.03x = 6,880.77 × 2,747.91
  4. Step 4: Simplify right side
    4,986.03x = 18,907,736.69
  5. Step 5: Solve for x
    x = 18,907,736.69/4,986.03
  6. Step 6: Final answer
    x = 3,792.14

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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.