Home / 6,940.05-9,577.40-3,796.44

Finding the Fourth Proportional to 6,940.05, 9,577.40 and 3,796.44

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Solution

The fourth proportional to 6,940.05, 9,577.40 and 3,796.44 is: 5,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.05 : 9,577.40 = 3,796.44 : x
  2. Step 2: Convert to fraction form
    6,940.05/9,577.40 = 3,796.44/x
  3. Step 3: Cross multiply
    6,940.05x = 9,577.40 × 3,796.44
  4. Step 4: Simplify right side
    6,940.05x = 36,360,024.46
  5. Step 5: Solve for x
    x = 36,360,024.46/6,940.05
  6. Step 6: Final answer
    x = 5,239.16

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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.