Home / 4,940.46-6,817.76-2,950.64

Finding the Fourth Proportional to 4,940.46, 6,817.76 and 2,950.64

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Solution

The fourth proportional to 4,940.46, 6,817.76 and 2,950.64 is: 4,071.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.46 : 6,817.76 = 2,950.64 : x
  2. Step 2: Convert to fraction form
    4,940.46/6,817.76 = 2,950.64/x
  3. Step 3: Cross multiply
    4,940.46x = 6,817.76 × 2,950.64
  4. Step 4: Simplify right side
    4,940.46x = 20,116,706.52
  5. Step 5: Solve for x
    x = 20,116,706.52/4,940.46
  6. Step 6: Final answer
    x = 4,071.83

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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.