Home / 6,209.32-8,568.82-3,376.68

Finding the Fourth Proportional to 6,209.32, 8,568.82 and 3,376.68

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Solution

The fourth proportional to 6,209.32, 8,568.82 and 3,376.68 is: 4,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.32 : 8,568.82 = 3,376.68 : x
  2. Step 2: Convert to fraction form
    6,209.32/8,568.82 = 3,376.68/x
  3. Step 3: Cross multiply
    6,209.32x = 8,568.82 × 3,376.68
  4. Step 4: Simplify right side
    6,209.32x = 28,934,163.12
  5. Step 5: Solve for x
    x = 28,934,163.12/6,209.32
  6. Step 6: Final answer
    x = 4,659.80

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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.