Home / 4,106.55-6,155.25-1,640.73

Finding the Fourth Proportional to 4,106.55, 6,155.25 and 1,640.73

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Solution

The fourth proportional to 4,106.55, 6,155.25 and 1,640.73 is: 2,459.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.55 : 6,155.25 = 1,640.73 : x
  2. Step 2: Convert to fraction form
    4,106.55/6,155.25 = 1,640.73/x
  3. Step 3: Cross multiply
    4,106.55x = 6,155.25 × 1,640.73
  4. Step 4: Simplify right side
    4,106.55x = 10,099,103.33
  5. Step 5: Solve for x
    x = 10,099,103.33/4,106.55
  6. Step 6: Final answer
    x = 2,459.27

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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.