Home / 4,930.49-6,797.79-2,940.32

Finding the Fourth Proportional to 4,930.49, 6,797.79 and 2,940.32

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Solution

The fourth proportional to 4,930.49, 6,797.79 and 2,940.32 is: 4,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.49 : 6,797.79 = 2,940.32 : x
  2. Step 2: Convert to fraction form
    4,930.49/6,797.79 = 2,940.32/x
  3. Step 3: Cross multiply
    4,930.49x = 6,797.79 × 2,940.32
  4. Step 4: Simplify right side
    4,930.49x = 19,987,694.89
  5. Step 5: Solve for x
    x = 19,987,694.89/4,930.49
  6. Step 6: Final answer
    x = 4,053.89

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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.