Home / 11,212.73-16,818.60-3,817.26

Finding the Fourth Proportional to 11,212.73, 16,818.60 and 3,817.26

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Solution

The fourth proportional to 11,212.73, 16,818.60 and 3,817.26 is: 5,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.73 : 16,818.60 = 3,817.26 : x
  2. Step 2: Convert to fraction form
    11,212.73/16,818.60 = 3,817.26/x
  3. Step 3: Cross multiply
    11,212.73x = 16,818.60 × 3,817.26
  4. Step 4: Simplify right side
    11,212.73x = 64,200,983.35
  5. Step 5: Solve for x
    x = 64,200,983.35/11,212.73
  6. Step 6: Final answer
    x = 5,725.72

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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.