Home / 11,676.93-16,114.23-6,371.61

Finding the Fourth Proportional to 11,676.93, 16,114.23 and 6,371.61

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Solution

The fourth proportional to 11,676.93, 16,114.23 and 6,371.61 is: 8,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,676.93 : 16,114.23 = 6,371.61 : x
  2. Step 2: Convert to fraction form
    11,676.93/16,114.23 = 6,371.61/x
  3. Step 3: Cross multiply
    11,676.93x = 16,114.23 × 6,371.61
  4. Step 4: Simplify right side
    11,676.93x = 102,673,589.01
  5. Step 5: Solve for x
    x = 102,673,589.01/11,676.93
  6. Step 6: Final answer
    x = 8,792.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.