Home / 11,305.35-16,961.10-5,461.95

Finding the Fourth Proportional to 11,305.35, 16,961.10 and 5,461.95

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Solution

The fourth proportional to 11,305.35, 16,961.10 and 5,461.95 is: 8,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.35 : 16,961.10 = 5,461.95 : x
  2. Step 2: Convert to fraction form
    11,305.35/16,961.10 = 5,461.95/x
  3. Step 3: Cross multiply
    11,305.35x = 16,961.10 × 5,461.95
  4. Step 4: Simplify right side
    11,305.35x = 92,640,680.15
  5. Step 5: Solve for x
    x = 92,640,680.15/11,305.35
  6. Step 6: Final answer
    x = 8,194.41

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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.