Home / 5,524.20-7,620.16-3,534.02

Finding the Fourth Proportional to 5,524.20, 7,620.16 and 3,534.02

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Solution

The fourth proportional to 5,524.20, 7,620.16 and 3,534.02 is: 4,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.20 : 7,620.16 = 3,534.02 : x
  2. Step 2: Convert to fraction form
    5,524.20/7,620.16 = 3,534.02/x
  3. Step 3: Cross multiply
    5,524.20x = 7,620.16 × 3,534.02
  4. Step 4: Simplify right side
    5,524.20x = 26,929,797.84
  5. Step 5: Solve for x
    x = 26,929,797.84/5,524.20
  6. Step 6: Final answer
    x = 4,874.88

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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.