Home / 6,375.41-8,794.77-4,138.52

Finding the Fourth Proportional to 6,375.41, 8,794.77 and 4,138.52

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Solution

The fourth proportional to 6,375.41, 8,794.77 and 4,138.52 is: 5,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.41 : 8,794.77 = 4,138.52 : x
  2. Step 2: Convert to fraction form
    6,375.41/8,794.77 = 4,138.52/x
  3. Step 3: Cross multiply
    6,375.41x = 8,794.77 × 4,138.52
  4. Step 4: Simplify right side
    6,375.41x = 36,397,331.54
  5. Step 5: Solve for x
    x = 36,397,331.54/6,375.41
  6. Step 6: Final answer
    x = 5,709.02

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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.