Home / 11,216.13-16,824.24-3,424.92

Finding the Fourth Proportional to 11,216.13, 16,824.24 and 3,424.92

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Solution

The fourth proportional to 11,216.13, 16,824.24 and 3,424.92 is: 5,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.13 : 16,824.24 = 3,424.92 : x
  2. Step 2: Convert to fraction form
    11,216.13/16,824.24 = 3,424.92/x
  3. Step 3: Cross multiply
    11,216.13x = 16,824.24 × 3,424.92
  4. Step 4: Simplify right side
    11,216.13x = 57,621,676.06
  5. Step 5: Solve for x
    x = 57,621,676.06/11,216.13
  6. Step 6: Final answer
    x = 5,137.39

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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.