Home / 4,481.30-6,184.83-2,688.86

Finding the Fourth Proportional to 4,481.30, 6,184.83 and 2,688.86

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Solution

The fourth proportional to 4,481.30, 6,184.83 and 2,688.86 is: 3,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.30 : 6,184.83 = 2,688.86 : x
  2. Step 2: Convert to fraction form
    4,481.30/6,184.83 = 2,688.86/x
  3. Step 3: Cross multiply
    4,481.30x = 6,184.83 × 2,688.86
  4. Step 4: Simplify right side
    4,481.30x = 16,630,121.15
  5. Step 5: Solve for x
    x = 16,630,121.15/4,481.30
  6. Step 6: Final answer
    x = 3,711.01

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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.