Home / 5,313.87-7,969.19-3,003.75

Finding the Fourth Proportional to 5,313.87, 7,969.19 and 3,003.75

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Solution

The fourth proportional to 5,313.87, 7,969.19 and 3,003.75 is: 4,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.87 : 7,969.19 = 3,003.75 : x
  2. Step 2: Convert to fraction form
    5,313.87/7,969.19 = 3,003.75/x
  3. Step 3: Cross multiply
    5,313.87x = 7,969.19 × 3,003.75
  4. Step 4: Simplify right side
    5,313.87x = 23,937,439.44
  5. Step 5: Solve for x
    x = 23,937,439.44/5,313.87
  6. Step 6: Final answer
    x = 4,504.71

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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.