Home / 6,940.55-9,577.91-3,796.74

Finding the Fourth Proportional to 6,940.55, 9,577.91 and 3,796.74

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Solution

The fourth proportional to 6,940.55, 9,577.91 and 3,796.74 is: 5,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.55 : 9,577.91 = 3,796.74 : x
  2. Step 2: Convert to fraction form
    6,940.55/9,577.91 = 3,796.74/x
  3. Step 3: Cross multiply
    6,940.55x = 9,577.91 × 3,796.74
  4. Step 4: Simplify right side
    6,940.55x = 36,364,815.03
  5. Step 5: Solve for x
    x = 36,364,815.03/6,940.55
  6. Step 6: Final answer
    x = 5,239.48

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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.