Home / 4,986.16-6,880.91-2,748.24

Finding the Fourth Proportional to 4,986.16, 6,880.91 and 2,748.24

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Solution

The fourth proportional to 4,986.16, 6,880.91 and 2,748.24 is: 3,792.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.16 : 6,880.91 = 2,748.24 : x
  2. Step 2: Convert to fraction form
    4,986.16/6,880.91 = 2,748.24/x
  3. Step 3: Cross multiply
    4,986.16x = 6,880.91 × 2,748.24
  4. Step 4: Simplify right side
    4,986.16x = 18,910,378.36
  5. Step 5: Solve for x
    x = 18,910,378.36/4,986.16
  6. Step 6: Final answer
    x = 3,792.58

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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.