Home / 7,524.22-11,278.41-3,620.38

Finding the Fourth Proportional to 7,524.22, 11,278.41 and 3,620.38

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Solution

The fourth proportional to 7,524.22, 11,278.41 and 3,620.38 is: 5,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.22 : 11,278.41 = 3,620.38 : x
  2. Step 2: Convert to fraction form
    7,524.22/11,278.41 = 3,620.38/x
  3. Step 3: Cross multiply
    7,524.22x = 11,278.41 × 3,620.38
  4. Step 4: Simplify right side
    7,524.22x = 40,832,130.00
  5. Step 5: Solve for x
    x = 40,832,130.00/7,524.22
  6. Step 6: Final answer
    x = 5,426.76

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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.