Home / 5,084.78-7,016.38-2,846.48

Finding the Fourth Proportional to 5,084.78, 7,016.38 and 2,846.48

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Solution

The fourth proportional to 5,084.78, 7,016.38 and 2,846.48 is: 3,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.78 : 7,016.38 = 2,846.48 : x
  2. Step 2: Convert to fraction form
    5,084.78/7,016.38 = 2,846.48/x
  3. Step 3: Cross multiply
    5,084.78x = 7,016.38 × 2,846.48
  4. Step 4: Simplify right side
    5,084.78x = 19,971,943.14
  5. Step 5: Solve for x
    x = 19,971,943.14/5,084.78
  6. Step 6: Final answer
    x = 3,927.79

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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.