Home / 5,757.12-8,636.88-2,059.44

Finding the Fourth Proportional to 5,757.12, 8,636.88 and 2,059.44

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Solution

The fourth proportional to 5,757.12, 8,636.88 and 2,059.44 is: 3,089.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.12 : 8,636.88 = 2,059.44 : x
  2. Step 2: Convert to fraction form
    5,757.12/8,636.88 = 2,059.44/x
  3. Step 3: Cross multiply
    5,757.12x = 8,636.88 × 2,059.44
  4. Step 4: Simplify right side
    5,757.12x = 17,787,136.15
  5. Step 5: Solve for x
    x = 17,787,136.15/5,757.12
  6. Step 6: Final answer
    x = 3,089.59

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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.