Home / 6,134.20-8,464.78-3,339.64

Finding the Fourth Proportional to 6,134.20, 8,464.78 and 3,339.64

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Solution

The fourth proportional to 6,134.20, 8,464.78 and 3,339.64 is: 4,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,134.20 : 8,464.78 = 3,339.64 : x
  2. Step 2: Convert to fraction form
    6,134.20/8,464.78 = 3,339.64/x
  3. Step 3: Cross multiply
    6,134.20x = 8,464.78 × 3,339.64
  4. Step 4: Simplify right side
    6,134.20x = 28,269,317.88
  5. Step 5: Solve for x
    x = 28,269,317.88/6,134.20
  6. Step 6: Final answer
    x = 4,608.48

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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.