Home / 2,243.08-3,087.30-1,910.44

Finding the Fourth Proportional to 2,243.08, 3,087.30 and 1,910.44

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Solution

The fourth proportional to 2,243.08, 3,087.30 and 1,910.44 is: 2,629.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.08 : 3,087.30 = 1,910.44 : x
  2. Step 2: Convert to fraction form
    2,243.08/3,087.30 = 1,910.44/x
  3. Step 3: Cross multiply
    2,243.08x = 3,087.30 × 1,910.44
  4. Step 4: Simplify right side
    2,243.08x = 5,898,101.41
  5. Step 5: Solve for x
    x = 5,898,101.41/2,243.08
  6. Step 6: Final answer
    x = 2,629.47

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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.