Home / 5,581.12-8,364.36-4,183.44

Finding the Fourth Proportional to 5,581.12, 8,364.36 and 4,183.44

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Solution

The fourth proportional to 5,581.12, 8,364.36 and 4,183.44 is: 6,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.12 : 8,364.36 = 4,183.44 : x
  2. Step 2: Convert to fraction form
    5,581.12/8,364.36 = 4,183.44/x
  3. Step 3: Cross multiply
    5,581.12x = 8,364.36 × 4,183.44
  4. Step 4: Simplify right side
    5,581.12x = 34,991,798.20
  5. Step 5: Solve for x
    x = 34,991,798.20/5,581.12
  6. Step 6: Final answer
    x = 6,269.67

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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.