Home / 2,269.44-3,392.32-1,974.72

Finding the Fourth Proportional to 2,269.44, 3,392.32 and 1,974.72

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Solution

The fourth proportional to 2,269.44, 3,392.32 and 1,974.72 is: 2,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.44 : 3,392.32 = 1,974.72 : x
  2. Step 2: Convert to fraction form
    2,269.44/3,392.32 = 1,974.72/x
  3. Step 3: Cross multiply
    2,269.44x = 3,392.32 × 1,974.72
  4. Step 4: Simplify right side
    2,269.44x = 6,698,882.15
  5. Step 5: Solve for x
    x = 6,698,882.15/2,269.44
  6. Step 6: Final answer
    x = 2,951.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.