Home / 4,930.80-6,804.12-2,834.52

Finding the Fourth Proportional to 4,930.80, 6,804.12 and 2,834.52

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Solution

The fourth proportional to 4,930.80, 6,804.12 and 2,834.52 is: 3,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.80 : 6,804.12 = 2,834.52 : x
  2. Step 2: Convert to fraction form
    4,930.80/6,804.12 = 2,834.52/x
  3. Step 3: Cross multiply
    4,930.80x = 6,804.12 × 2,834.52
  4. Step 4: Simplify right side
    4,930.80x = 19,286,414.22
  5. Step 5: Solve for x
    x = 19,286,414.22/4,930.80
  6. Step 6: Final answer
    x = 3,911.42

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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.