Home / 5,194.53-7,792.56-1,912.23

Finding the Fourth Proportional to 5,194.53, 7,792.56 and 1,912.23

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Solution

The fourth proportional to 5,194.53, 7,792.56 and 1,912.23 is: 2,868.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.53 : 7,792.56 = 1,912.23 : x
  2. Step 2: Convert to fraction form
    5,194.53/7,792.56 = 1,912.23/x
  3. Step 3: Cross multiply
    5,194.53x = 7,792.56 × 1,912.23
  4. Step 4: Simplify right side
    5,194.53x = 14,901,167.01
  5. Step 5: Solve for x
    x = 14,901,167.01/5,194.53
  6. Step 6: Final answer
    x = 2,868.63

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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.