Home / 11,676.99-17,511.76-3,777.84

Finding the Fourth Proportional to 11,676.99, 17,511.76 and 3,777.84

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Solution

The fourth proportional to 11,676.99, 17,511.76 and 3,777.84 is: 5,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.99 : 17,511.76 = 3,777.84 : x
  2. Step 2: Convert to fraction form
    11,676.99/17,511.76 = 3,777.84/x
  3. Step 3: Cross multiply
    11,676.99x = 17,511.76 × 3,777.84
  4. Step 4: Simplify right side
    11,676.99x = 66,156,632.12
  5. Step 5: Solve for x
    x = 66,156,632.12/11,676.99
  6. Step 6: Final answer
    x = 5,665.55

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1.5x scale

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.