Home / 5,872.96-8,104.67-3,515.10

Finding the Fourth Proportional to 5,872.96, 8,104.67 and 3,515.10

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Solution

The fourth proportional to 5,872.96, 8,104.67 and 3,515.10 is: 4,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.96 : 8,104.67 = 3,515.10 : x
  2. Step 2: Convert to fraction form
    5,872.96/8,104.67 = 3,515.10/x
  3. Step 3: Cross multiply
    5,872.96x = 8,104.67 × 3,515.10
  4. Step 4: Simplify right side
    5,872.96x = 28,488,725.52
  5. Step 5: Solve for x
    x = 28,488,725.52/5,872.96
  6. Step 6: Final answer
    x = 4,850.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.