Home / 6,078.42-8,375.94-4,396.86

Finding the Fourth Proportional to 6,078.42, 8,375.94 and 4,396.86

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Solution

The fourth proportional to 6,078.42, 8,375.94 and 4,396.86 is: 6,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.42 : 8,375.94 = 4,396.86 : x
  2. Step 2: Convert to fraction form
    6,078.42/8,375.94 = 4,396.86/x
  3. Step 3: Cross multiply
    6,078.42x = 8,375.94 × 4,396.86
  4. Step 4: Simplify right side
    6,078.42x = 36,827,835.55
  5. Step 5: Solve for x
    x = 36,827,835.55/6,078.42
  6. Step 6: Final answer
    x = 6,058.78

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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.