Home / 6,231.88-8,599.44-3,579.04

Finding the Fourth Proportional to 6,231.88, 8,599.44 and 3,579.04

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Solution

The fourth proportional to 6,231.88, 8,599.44 and 3,579.04 is: 4,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.88 : 8,599.44 = 3,579.04 : x
  2. Step 2: Convert to fraction form
    6,231.88/8,599.44 = 3,579.04/x
  3. Step 3: Cross multiply
    6,231.88x = 8,599.44 × 3,579.04
  4. Step 4: Simplify right side
    6,231.88x = 30,777,739.74
  5. Step 5: Solve for x
    x = 30,777,739.74/6,231.88
  6. Step 6: Final answer
    x = 4,938.76

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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.