Home / 6,924.12-10,379.69-3,839.64

Finding the Fourth Proportional to 6,924.12, 10,379.69 and 3,839.64

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Solution

The fourth proportional to 6,924.12, 10,379.69 and 3,839.64 is: 5,755.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.12 : 10,379.69 = 3,839.64 : x
  2. Step 2: Convert to fraction form
    6,924.12/10,379.69 = 3,839.64/x
  3. Step 3: Cross multiply
    6,924.12x = 10,379.69 × 3,839.64
  4. Step 4: Simplify right side
    6,924.12x = 39,854,272.91
  5. Step 5: Solve for x
    x = 39,854,272.91/6,924.12
  6. Step 6: Final answer
    x = 5,755.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.