Home / 6,964.46-9,611.56-3,821.25

Finding the Fourth Proportional to 6,964.46, 9,611.56 and 3,821.25

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Solution

The fourth proportional to 6,964.46, 9,611.56 and 3,821.25 is: 5,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,964.46 : 9,611.56 = 3,821.25 : x
  2. Step 2: Convert to fraction form
    6,964.46/9,611.56 = 3,821.25/x
  3. Step 3: Cross multiply
    6,964.46x = 9,611.56 × 3,821.25
  4. Step 4: Simplify right side
    6,964.46x = 36,728,173.65
  5. Step 5: Solve for x
    x = 36,728,173.65/6,964.46
  6. Step 6: Final answer
    x = 5,273.66

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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.