Home / 5,205.10-7,183.03-2,847.24

Finding the Fourth Proportional to 5,205.10, 7,183.03 and 2,847.24

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Solution

The fourth proportional to 5,205.10, 7,183.03 and 2,847.24 is: 3,929.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.10 : 7,183.03 = 2,847.24 : x
  2. Step 2: Convert to fraction form
    5,205.10/7,183.03 = 2,847.24/x
  3. Step 3: Cross multiply
    5,205.10x = 7,183.03 × 2,847.24
  4. Step 4: Simplify right side
    5,205.10x = 20,451,810.34
  5. Step 5: Solve for x
    x = 20,451,810.34/5,205.10
  6. Step 6: Final answer
    x = 3,929.19

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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.