Home / 10,770.35-16,155.53-3,375.38

Finding the Fourth Proportional to 10,770.35, 16,155.53 and 3,375.38

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Solution

The fourth proportional to 10,770.35, 16,155.53 and 3,375.38 is: 5,063.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.35 : 16,155.53 = 3,375.38 : x
  2. Step 2: Convert to fraction form
    10,770.35/16,155.53 = 3,375.38/x
  3. Step 3: Cross multiply
    10,770.35x = 16,155.53 × 3,375.38
  4. Step 4: Simplify right side
    10,770.35x = 54,531,076.36
  5. Step 5: Solve for x
    x = 54,531,076.36/10,770.35
  6. Step 6: Final answer
    x = 5,063.08

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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.