Home / 6,770.12-9,342.80-3,786.08

Finding the Fourth Proportional to 6,770.12, 9,342.80 and 3,786.08

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Solution

The fourth proportional to 6,770.12, 9,342.80 and 3,786.08 is: 5,224.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770.12 : 9,342.80 = 3,786.08 : x
  2. Step 2: Convert to fraction form
    6,770.12/9,342.80 = 3,786.08/x
  3. Step 3: Cross multiply
    6,770.12x = 9,342.80 × 3,786.08
  4. Step 4: Simplify right side
    6,770.12x = 35,372,522.58
  5. Step 5: Solve for x
    x = 35,372,522.58/6,770.12
  6. Step 6: Final answer
    x = 5,224.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.