Home / 3,144.36-4,339.31-1,884.99

Finding the Fourth Proportional to 3,144.36, 4,339.31 and 1,884.99

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Solution

The fourth proportional to 3,144.36, 4,339.31 and 1,884.99 is: 2,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.36 : 4,339.31 = 1,884.99 : x
  2. Step 2: Convert to fraction form
    3,144.36/4,339.31 = 1,884.99/x
  3. Step 3: Cross multiply
    3,144.36x = 4,339.31 × 1,884.99
  4. Step 4: Simplify right side
    3,144.36x = 8,179,546.53
  5. Step 5: Solve for x
    x = 8,179,546.53/3,144.36
  6. Step 6: Final answer
    x = 2,601.34

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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.