Home / 3,880.44-5,822.28-1,934.28

Finding the Fourth Proportional to 3,880.44, 5,822.28 and 1,934.28

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Solution

The fourth proportional to 3,880.44, 5,822.28 and 1,934.28 is: 2,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.44 : 5,822.28 = 1,934.28 : x
  2. Step 2: Convert to fraction form
    3,880.44/5,822.28 = 1,934.28/x
  3. Step 3: Cross multiply
    3,880.44x = 5,822.28 × 1,934.28
  4. Step 4: Simplify right side
    3,880.44x = 11,261,919.76
  5. Step 5: Solve for x
    x = 11,261,919.76/3,880.44
  6. Step 6: Final answer
    x = 2,902.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.