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Finding the Fourth Proportional to 10,745.44, 16,116 and 2,953.24

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Solution

The fourth proportional to 10,745.44, 16,116 and 2,953.24 is: 4,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.44 : 16,116 = 2,953.24 : x
  2. Step 2: Convert to fraction form
    10,745.44/16,116 = 2,953.24/x
  3. Step 3: Cross multiply
    10,745.44x = 16,116 × 2,953.24
  4. Step 4: Simplify right side
    10,745.44x = 47,594,415.84
  5. Step 5: Solve for x
    x = 47,594,415.84/10,745.44
  6. Step 6: Final answer
    x = 4,429.27

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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.