Home / 11,211.44-16,817.00-3,821.05

Finding the Fourth Proportional to 11,211.44, 16,817.00 and 3,821.05

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Solution

The fourth proportional to 11,211.44, 16,817.00 and 3,821.05 is: 5,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211.44 : 16,817.00 = 3,821.05 : x
  2. Step 2: Convert to fraction form
    11,211.44/16,817.00 = 3,821.05/x
  3. Step 3: Cross multiply
    11,211.44x = 16,817.00 × 3,821.05
  4. Step 4: Simplify right side
    11,211.44x = 64,258,599.77
  5. Step 5: Solve for x
    x = 64,258,599.77/11,211.44
  6. Step 6: Final answer
    x = 5,731.52

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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.