Home / 2,951.05-4,076.60-2,795.53

Finding the Fourth Proportional to 2,951.05, 4,076.60 and 2,795.53

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Solution

The fourth proportional to 2,951.05, 4,076.60 and 2,795.53 is: 3,861.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.05 : 4,076.60 = 2,795.53 : x
  2. Step 2: Convert to fraction form
    2,951.05/4,076.60 = 2,795.53/x
  3. Step 3: Cross multiply
    2,951.05x = 4,076.60 × 2,795.53
  4. Step 4: Simplify right side
    2,951.05x = 11,396,257.60
  5. Step 5: Solve for x
    x = 11,396,257.60/2,951.05
  6. Step 6: Final answer
    x = 3,861.76

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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.