Home / 11,226.66-16,821.39-6,830.82

Finding the Fourth Proportional to 11,226.66, 16,821.39 and 6,830.82

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Solution

The fourth proportional to 11,226.66, 16,821.39 and 6,830.82 is: 10,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.66 : 16,821.39 = 6,830.82 : x
  2. Step 2: Convert to fraction form
    11,226.66/16,821.39 = 6,830.82/x
  3. Step 3: Cross multiply
    11,226.66x = 16,821.39 × 6,830.82
  4. Step 4: Simplify right side
    11,226.66x = 114,903,887.24
  5. Step 5: Solve for x
    x = 114,903,887.24/11,226.66
  6. Step 6: Final answer
    x = 10,234.91

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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.