Home / 5,404.20-8,109.46-2,284

Finding the Fourth Proportional to 5,404.20, 8,109.46 and 2,284

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Solution

The fourth proportional to 5,404.20, 8,109.46 and 2,284 is: 3,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.20 : 8,109.46 = 2,284 : x
  2. Step 2: Convert to fraction form
    5,404.20/8,109.46 = 2,284/x
  3. Step 3: Cross multiply
    5,404.20x = 8,109.46 × 2,284
  4. Step 4: Simplify right side
    5,404.20x = 18,522,006.64
  5. Step 5: Solve for x
    x = 18,522,006.64/5,404.20
  6. Step 6: Final answer
    x = 3,427.34

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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.