Home / 6,118.20-8,443.14-3,323.68

Finding the Fourth Proportional to 6,118.20, 8,443.14 and 3,323.68

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Solution

The fourth proportional to 6,118.20, 8,443.14 and 3,323.68 is: 4,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.20 : 8,443.14 = 3,323.68 : x
  2. Step 2: Convert to fraction form
    6,118.20/8,443.14 = 3,323.68/x
  3. Step 3: Cross multiply
    6,118.20x = 8,443.14 × 3,323.68
  4. Step 4: Simplify right side
    6,118.20x = 28,062,295.56
  5. Step 5: Solve for x
    x = 28,062,295.56/6,118.20
  6. Step 6: Final answer
    x = 4,586.69

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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.