Home / 4,791.12-6,618-3,296.44

Finding the Fourth Proportional to 4,791.12, 6,618 and 3,296.44

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Solution

The fourth proportional to 4,791.12, 6,618 and 3,296.44 is: 4,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.12 : 6,618 = 3,296.44 : x
  2. Step 2: Convert to fraction form
    4,791.12/6,618 = 3,296.44/x
  3. Step 3: Cross multiply
    4,791.12x = 6,618 × 3,296.44
  4. Step 4: Simplify right side
    4,791.12x = 21,815,839.92
  5. Step 5: Solve for x
    x = 21,815,839.92/4,791.12
  6. Step 6: Final answer
    x = 4,553.39

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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.