Home / 6,217.41-8,579.07-3,698.66

Finding the Fourth Proportional to 6,217.41, 8,579.07 and 3,698.66

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Solution

The fourth proportional to 6,217.41, 8,579.07 and 3,698.66 is: 5,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.41 : 8,579.07 = 3,698.66 : x
  2. Step 2: Convert to fraction form
    6,217.41/8,579.07 = 3,698.66/x
  3. Step 3: Cross multiply
    6,217.41x = 8,579.07 × 3,698.66
  4. Step 4: Simplify right side
    6,217.41x = 31,731,020.15
  5. Step 5: Solve for x
    x = 31,731,020.15/6,217.41
  6. Step 6: Final answer
    x = 5,103.58

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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.