Home / 5,269.96-7,273.02-2,912.56

Finding the Fourth Proportional to 5,269.96, 7,273.02 and 2,912.56

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Solution

The fourth proportional to 5,269.96, 7,273.02 and 2,912.56 is: 4,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.96 : 7,273.02 = 2,912.56 : x
  2. Step 2: Convert to fraction form
    5,269.96/7,273.02 = 2,912.56/x
  3. Step 3: Cross multiply
    5,269.96x = 7,273.02 × 2,912.56
  4. Step 4: Simplify right side
    5,269.96x = 21,183,107.13
  5. Step 5: Solve for x
    x = 21,183,107.13/5,269.96
  6. Step 6: Final answer
    x = 4,019.60

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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.