Home / 3,384.44-5,076.88-1,629.80

Finding the Fourth Proportional to 3,384.44, 5,076.88 and 1,629.80

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Solution

The fourth proportional to 3,384.44, 5,076.88 and 1,629.80 is: 2,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.44 : 5,076.88 = 1,629.80 : x
  2. Step 2: Convert to fraction form
    3,384.44/5,076.88 = 1,629.80/x
  3. Step 3: Cross multiply
    3,384.44x = 5,076.88 × 1,629.80
  4. Step 4: Simplify right side
    3,384.44x = 8,274,299.02
  5. Step 5: Solve for x
    x = 8,274,299.02/3,384.44
  6. Step 6: Final answer
    x = 2,444.81

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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.