Home / 3,546.23-4,893.78-1,974.69

Finding the Fourth Proportional to 3,546.23, 4,893.78 and 1,974.69

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Solution

The fourth proportional to 3,546.23, 4,893.78 and 1,974.69 is: 2,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.23 : 4,893.78 = 1,974.69 : x
  2. Step 2: Convert to fraction form
    3,546.23/4,893.78 = 1,974.69/x
  3. Step 3: Cross multiply
    3,546.23x = 4,893.78 × 1,974.69
  4. Step 4: Simplify right side
    3,546.23x = 9,663,698.43
  5. Step 5: Solve for x
    x = 9,663,698.43/3,546.23
  6. Step 6: Final answer
    x = 2,725.07

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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.