Home / 4,790.71-7,183.06-2,157.67

Finding the Fourth Proportional to 4,790.71, 7,183.06 and 2,157.67

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Solution

The fourth proportional to 4,790.71, 7,183.06 and 2,157.67 is: 3,235.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.71 : 7,183.06 = 2,157.67 : x
  2. Step 2: Convert to fraction form
    4,790.71/7,183.06 = 2,157.67/x
  3. Step 3: Cross multiply
    4,790.71x = 7,183.06 × 2,157.67
  4. Step 4: Simplify right side
    4,790.71x = 15,498,673.07
  5. Step 5: Solve for x
    x = 15,498,673.07/4,790.71
  6. Step 6: Final answer
    x = 3,235.15

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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.