Home / 8,005.23-12,007.26-2,458.11

Finding the Fourth Proportional to 8,005.23, 12,007.26 and 2,458.11

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Solution

The fourth proportional to 8,005.23, 12,007.26 and 2,458.11 is: 3,686.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.23 : 12,007.26 = 2,458.11 : x
  2. Step 2: Convert to fraction form
    8,005.23/12,007.26 = 2,458.11/x
  3. Step 3: Cross multiply
    8,005.23x = 12,007.26 × 2,458.11
  4. Step 4: Simplify right side
    8,005.23x = 29,515,165.88
  5. Step 5: Solve for x
    x = 29,515,165.88/8,005.23
  6. Step 6: Final answer
    x = 3,686.99

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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.