Home / 11,204.21-16,787.82-6,511.05

Finding the Fourth Proportional to 11,204.21, 16,787.82 and 6,511.05

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Solution

The fourth proportional to 11,204.21, 16,787.82 and 6,511.05 is: 9,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.21 : 16,787.82 = 6,511.05 : x
  2. Step 2: Convert to fraction form
    11,204.21/16,787.82 = 6,511.05/x
  3. Step 3: Cross multiply
    11,204.21x = 16,787.82 × 6,511.05
  4. Step 4: Simplify right side
    11,204.21x = 109,306,335.41
  5. Step 5: Solve for x
    x = 109,306,335.41/11,204.21
  6. Step 6: Final answer
    x = 9,755.83

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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.