Home / 4,917.49-6,786.69-3,028.71

Finding the Fourth Proportional to 4,917.49, 6,786.69 and 3,028.71

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Solution

The fourth proportional to 4,917.49, 6,786.69 and 3,028.71 is: 4,179.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.49 : 6,786.69 = 3,028.71 : x
  2. Step 2: Convert to fraction form
    4,917.49/6,786.69 = 3,028.71/x
  3. Step 3: Cross multiply
    4,917.49x = 6,786.69 × 3,028.71
  4. Step 4: Simplify right side
    4,917.49x = 20,554,915.87
  5. Step 5: Solve for x
    x = 20,554,915.87/4,917.49
  6. Step 6: Final answer
    x = 4,179.96

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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.