Home / 2,273.88-3,139.92-2,200.44

Finding the Fourth Proportional to 2,273.88, 3,139.92 and 2,200.44

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Solution

The fourth proportional to 2,273.88, 3,139.92 and 2,200.44 is: 3,038.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.88 : 3,139.92 = 2,200.44 : x
  2. Step 2: Convert to fraction form
    2,273.88/3,139.92 = 2,200.44/x
  3. Step 3: Cross multiply
    2,273.88x = 3,139.92 × 2,200.44
  4. Step 4: Simplify right side
    2,273.88x = 6,909,205.56
  5. Step 5: Solve for x
    x = 6,909,205.56/2,273.88
  6. Step 6: Final answer
    x = 3,038.51

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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.