Home / 4,882.80-7,329.60-2,695.80

Finding the Fourth Proportional to 4,882.80, 7,329.60 and 2,695.80

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Solution

The fourth proportional to 4,882.80, 7,329.60 and 2,695.80 is: 4,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.80 : 7,329.60 = 2,695.80 : x
  2. Step 2: Convert to fraction form
    4,882.80/7,329.60 = 2,695.80/x
  3. Step 3: Cross multiply
    4,882.80x = 7,329.60 × 2,695.80
  4. Step 4: Simplify right side
    4,882.80x = 19,759,135.68
  5. Step 5: Solve for x
    x = 19,759,135.68/4,882.80
  6. Step 6: Final answer
    x = 4,046.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.