Home / 6,767.94-9,339.42-3,783.18

Finding the Fourth Proportional to 6,767.94, 9,339.42 and 3,783.18

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Solution

The fourth proportional to 6,767.94, 9,339.42 and 3,783.18 is: 5,220.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.94 : 9,339.42 = 3,783.18 : x
  2. Step 2: Convert to fraction form
    6,767.94/9,339.42 = 3,783.18/x
  3. Step 3: Cross multiply
    6,767.94x = 9,339.42 × 3,783.18
  4. Step 4: Simplify right side
    6,767.94x = 35,332,706.96
  5. Step 5: Solve for x
    x = 35,332,706.96/6,767.94
  6. Step 6: Final answer
    x = 5,220.60

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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.