Home / 5,404.20-8,107.13-2,284.21

Finding the Fourth Proportional to 5,404.20, 8,107.13 and 2,284.21

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Solution

The fourth proportional to 5,404.20, 8,107.13 and 2,284.21 is: 3,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.20 : 8,107.13 = 2,284.21 : x
  2. Step 2: Convert to fraction form
    5,404.20/8,107.13 = 2,284.21/x
  3. Step 3: Cross multiply
    5,404.20x = 8,107.13 × 2,284.21
  4. Step 4: Simplify right side
    5,404.20x = 18,518,376.00
  5. Step 5: Solve for x
    x = 18,518,376.00/5,404.20
  6. Step 6: Final answer
    x = 3,426.67

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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.