Home / 10,942.23-16,415.76-3,150.44

Finding the Fourth Proportional to 10,942.23, 16,415.76 and 3,150.44

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Solution

The fourth proportional to 10,942.23, 16,415.76 and 3,150.44 is: 4,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.23 : 16,415.76 = 3,150.44 : x
  2. Step 2: Convert to fraction form
    10,942.23/16,415.76 = 3,150.44/x
  3. Step 3: Cross multiply
    10,942.23x = 16,415.76 × 3,150.44
  4. Step 4: Simplify right side
    10,942.23x = 51,716,866.93
  5. Step 5: Solve for x
    x = 51,716,866.93/10,942.23
  6. Step 6: Final answer
    x = 4,726.36

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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.