Home / 5,679.20-8,517.24-3,596.08

Finding the Fourth Proportional to 5,679.20, 8,517.24 and 3,596.08

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Solution

The fourth proportional to 5,679.20, 8,517.24 and 3,596.08 is: 5,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.20 : 8,517.24 = 3,596.08 : x
  2. Step 2: Convert to fraction form
    5,679.20/8,517.24 = 3,596.08/x
  3. Step 3: Cross multiply
    5,679.20x = 8,517.24 × 3,596.08
  4. Step 4: Simplify right side
    5,679.20x = 30,628,676.42
  5. Step 5: Solve for x
    x = 30,628,676.42/5,679.20
  6. Step 6: Final answer
    x = 5,393.13

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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.