Home / 11,745.08-17,618.14-4,819

Finding the Fourth Proportional to 11,745.08, 17,618.14 and 4,819

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Solution

The fourth proportional to 11,745.08, 17,618.14 and 4,819 is: 7,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.08 : 17,618.14 = 4,819 : x
  2. Step 2: Convert to fraction form
    11,745.08/17,618.14 = 4,819/x
  3. Step 3: Cross multiply
    11,745.08x = 17,618.14 × 4,819
  4. Step 4: Simplify right side
    11,745.08x = 84,901,816.66
  5. Step 5: Solve for x
    x = 84,901,816.66/11,745.08
  6. Step 6: Final answer
    x = 7,228.71

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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.