Home / 5,481.42-8,225.77-2,018.67

Finding the Fourth Proportional to 5,481.42, 8,225.77 and 2,018.67

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Solution

The fourth proportional to 5,481.42, 8,225.77 and 2,018.67 is: 3,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.42 : 8,225.77 = 2,018.67 : x
  2. Step 2: Convert to fraction form
    5,481.42/8,225.77 = 2,018.67/x
  3. Step 3: Cross multiply
    5,481.42x = 8,225.77 × 2,018.67
  4. Step 4: Simplify right side
    5,481.42x = 16,605,115.13
  5. Step 5: Solve for x
    x = 16,605,115.13/5,481.42
  6. Step 6: Final answer
    x = 3,029.35

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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.