Home / 6,276.12-8,660.94-3,481.56

Finding the Fourth Proportional to 6,276.12, 8,660.94 and 3,481.56

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Solution

The fourth proportional to 6,276.12, 8,660.94 and 3,481.56 is: 4,804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.12 : 8,660.94 = 3,481.56 : x
  2. Step 2: Convert to fraction form
    6,276.12/8,660.94 = 3,481.56/x
  3. Step 3: Cross multiply
    6,276.12x = 8,660.94 × 3,481.56
  4. Step 4: Simplify right side
    6,276.12x = 30,153,582.27
  5. Step 5: Solve for x
    x = 30,153,582.27/6,276.12
  6. Step 6: Final answer
    x = 4,804.49

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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.