Home / 5,511.24-8,271.72-2,226.69

Finding the Fourth Proportional to 5,511.24, 8,271.72 and 2,226.69

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Solution

The fourth proportional to 5,511.24, 8,271.72 and 2,226.69 is: 3,342.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.24 : 8,271.72 = 2,226.69 : x
  2. Step 2: Convert to fraction form
    5,511.24/8,271.72 = 2,226.69/x
  3. Step 3: Cross multiply
    5,511.24x = 8,271.72 × 2,226.69
  4. Step 4: Simplify right side
    5,511.24x = 18,418,556.21
  5. Step 5: Solve for x
    x = 18,418,556.21/5,511.24
  6. Step 6: Final answer
    x = 3,342.00

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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.