Home / 4,113.78-6,170.25-1,922.94

Finding the Fourth Proportional to 4,113.78, 6,170.25 and 1,922.94

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Solution

The fourth proportional to 4,113.78, 6,170.25 and 1,922.94 is: 2,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.78 : 6,170.25 = 1,922.94 : x
  2. Step 2: Convert to fraction form
    4,113.78/6,170.25 = 1,922.94/x
  3. Step 3: Cross multiply
    4,113.78x = 6,170.25 × 1,922.94
  4. Step 4: Simplify right side
    4,113.78x = 11,865,020.54
  5. Step 5: Solve for x
    x = 11,865,020.54/4,113.78
  6. Step 6: Final answer
    x = 2,884.21

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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.