Home / 5,634-8,451.72-2,712.24

Finding the Fourth Proportional to 5,634, 8,451.72 and 2,712.24

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Solution

The fourth proportional to 5,634, 8,451.72 and 2,712.24 is: 4,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634 : 8,451.72 = 2,712.24 : x
  2. Step 2: Convert to fraction form
    5,634/8,451.72 = 2,712.24/x
  3. Step 3: Cross multiply
    5,634x = 8,451.72 × 2,712.24
  4. Step 4: Simplify right side
    5,634x = 22,923,093.05
  5. Step 5: Solve for x
    x = 22,923,093.05/5,634
  6. Step 6: Final answer
    x = 4,068.71

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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.