Home / 10,866.77-16,296.64-3,469.48

Finding the Fourth Proportional to 10,866.77, 16,296.64 and 3,469.48

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Solution

The fourth proportional to 10,866.77, 16,296.64 and 3,469.48 is: 5,203.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.77 : 16,296.64 = 3,469.48 : x
  2. Step 2: Convert to fraction form
    10,866.77/16,296.64 = 3,469.48/x
  3. Step 3: Cross multiply
    10,866.77x = 16,296.64 × 3,469.48
  4. Step 4: Simplify right side
    10,866.77x = 56,540,767.72
  5. Step 5: Solve for x
    x = 56,540,767.72/10,866.77
  6. Step 6: Final answer
    x = 5,203.09

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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.