Home / 11,556.02-17,334.06-2,790.92

Finding the Fourth Proportional to 11,556.02, 17,334.06 and 2,790.92

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Solution

The fourth proportional to 11,556.02, 17,334.06 and 2,790.92 is: 4,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.02 : 17,334.06 = 2,790.92 : x
  2. Step 2: Convert to fraction form
    11,556.02/17,334.06 = 2,790.92/x
  3. Step 3: Cross multiply
    11,556.02x = 17,334.06 × 2,790.92
  4. Step 4: Simplify right side
    11,556.02x = 48,377,974.74
  5. Step 5: Solve for x
    x = 48,377,974.74/11,556.02
  6. Step 6: Final answer
    x = 4,186.39

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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.