Home / 11,556.06-17,334.02-2,790.96

Finding the Fourth Proportional to 11,556.06, 17,334.02 and 2,790.96

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Solution

The fourth proportional to 11,556.06, 17,334.02 and 2,790.96 is: 4,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.06 : 17,334.02 = 2,790.96 : x
  2. Step 2: Convert to fraction form
    11,556.06/17,334.02 = 2,790.96/x
  3. Step 3: Cross multiply
    11,556.06x = 17,334.02 × 2,790.96
  4. Step 4: Simplify right side
    11,556.06x = 48,378,556.46
  5. Step 5: Solve for x
    x = 48,378,556.46/11,556.06
  6. Step 6: Final answer
    x = 4,186.42

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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.