Home / 4,984.38-6,878.62-3,097

Finding the Fourth Proportional to 4,984.38, 6,878.62 and 3,097

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Solution

The fourth proportional to 4,984.38, 6,878.62 and 3,097 is: 4,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.38 : 6,878.62 = 3,097 : x
  2. Step 2: Convert to fraction form
    4,984.38/6,878.62 = 3,097/x
  3. Step 3: Cross multiply
    4,984.38x = 6,878.62 × 3,097
  4. Step 4: Simplify right side
    4,984.38x = 21,303,086.14
  5. Step 5: Solve for x
    x = 21,303,086.14/4,984.38
  6. Step 6: Final answer
    x = 4,273.97

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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.