Home / 5,112.73-7,054.71-3,017.26

Finding the Fourth Proportional to 5,112.73, 7,054.71 and 3,017.26

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Solution

The fourth proportional to 5,112.73, 7,054.71 and 3,017.26 is: 4,163.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.73 : 7,054.71 = 3,017.26 : x
  2. Step 2: Convert to fraction form
    5,112.73/7,054.71 = 3,017.26/x
  3. Step 3: Cross multiply
    5,112.73x = 7,054.71 × 3,017.26
  4. Step 4: Simplify right side
    5,112.73x = 21,285,894.29
  5. Step 5: Solve for x
    x = 21,285,894.29/5,112.73
  6. Step 6: Final answer
    x = 4,163.31

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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.