Home / 11,682.44-16,121.72-6,377.26

Finding the Fourth Proportional to 11,682.44, 16,121.72 and 6,377.26

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Solution

The fourth proportional to 11,682.44, 16,121.72 and 6,377.26 is: 8,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.44 : 16,121.72 = 6,377.26 : x
  2. Step 2: Convert to fraction form
    11,682.44/16,121.72 = 6,377.26/x
  3. Step 3: Cross multiply
    11,682.44x = 16,121.72 × 6,377.26
  4. Step 4: Simplify right side
    11,682.44x = 102,812,420.24
  5. Step 5: Solve for x
    x = 102,812,420.24/11,682.44
  6. Step 6: Final answer
    x = 8,800.59

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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.