Home / 10,723.76-16,087.92-3,328.04

Finding the Fourth Proportional to 10,723.76, 16,087.92 and 3,328.04

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Solution

The fourth proportional to 10,723.76, 16,087.92 and 3,328.04 is: 4,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.76 : 16,087.92 = 3,328.04 : x
  2. Step 2: Convert to fraction form
    10,723.76/16,087.92 = 3,328.04/x
  3. Step 3: Cross multiply
    10,723.76x = 16,087.92 × 3,328.04
  4. Step 4: Simplify right side
    10,723.76x = 53,541,241.28
  5. Step 5: Solve for x
    x = 53,541,241.28/10,723.76
  6. Step 6: Final answer
    x = 4,992.77

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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.