Home / 11,861.56-17,792.34-3,096.40

Finding the Fourth Proportional to 11,861.56, 17,792.34 and 3,096.40

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Solution

The fourth proportional to 11,861.56, 17,792.34 and 3,096.40 is: 4,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,861.56 : 17,792.34 = 3,096.40 : x
  2. Step 2: Convert to fraction form
    11,861.56/17,792.34 = 3,096.40/x
  3. Step 3: Cross multiply
    11,861.56x = 17,792.34 × 3,096.40
  4. Step 4: Simplify right side
    11,861.56x = 55,092,201.58
  5. Step 5: Solve for x
    x = 55,092,201.58/11,861.56
  6. Step 6: Final answer
    x = 4,644.60

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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.