Home / 3,880.44-5,348.52-2,883.96

Finding the Fourth Proportional to 3,880.44, 5,348.52 and 2,883.96

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Solution

The fourth proportional to 3,880.44, 5,348.52 and 2,883.96 is: 3,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.44 : 5,348.52 = 2,883.96 : x
  2. Step 2: Convert to fraction form
    3,880.44/5,348.52 = 2,883.96/x
  3. Step 3: Cross multiply
    3,880.44x = 5,348.52 × 2,883.96
  4. Step 4: Simplify right side
    3,880.44x = 15,424,917.74
  5. Step 5: Solve for x
    x = 15,424,917.74/3,880.44
  6. Step 6: Final answer
    x = 3,975.04

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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.