Home / 11,236.89-16,855.32-3,841.41

Finding the Fourth Proportional to 11,236.89, 16,855.32 and 3,841.41

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Solution

The fourth proportional to 11,236.89, 16,855.32 and 3,841.41 is: 5,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.89 : 16,855.32 = 3,841.41 : x
  2. Step 2: Convert to fraction form
    11,236.89/16,855.32 = 3,841.41/x
  3. Step 3: Cross multiply
    11,236.89x = 16,855.32 × 3,841.41
  4. Step 4: Simplify right side
    11,236.89x = 64,748,194.80
  5. Step 5: Solve for x
    x = 64,748,194.80/11,236.89
  6. Step 6: Final answer
    x = 5,762.11

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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.