Home / 2,228.97-3,343.38-1,293.30

Finding the Fourth Proportional to 2,228.97, 3,343.38 and 1,293.30

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Solution

The fourth proportional to 2,228.97, 3,343.38 and 1,293.30 is: 1,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.97 : 3,343.38 = 1,293.30 : x
  2. Step 2: Convert to fraction form
    2,228.97/3,343.38 = 1,293.30/x
  3. Step 3: Cross multiply
    2,228.97x = 3,343.38 × 1,293.30
  4. Step 4: Simplify right side
    2,228.97x = 4,323,993.35
  5. Step 5: Solve for x
    x = 4,323,993.35/2,228.97
  6. Step 6: Final answer
    x = 1,939.91

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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.