Home / 3,163.56-4,365.77-1,747.23

Finding the Fourth Proportional to 3,163.56, 4,365.77 and 1,747.23

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Solution

The fourth proportional to 3,163.56, 4,365.77 and 1,747.23 is: 2,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.56 : 4,365.77 = 1,747.23 : x
  2. Step 2: Convert to fraction form
    3,163.56/4,365.77 = 1,747.23/x
  3. Step 3: Cross multiply
    3,163.56x = 4,365.77 × 1,747.23
  4. Step 4: Simplify right side
    3,163.56x = 7,627,995.58
  5. Step 5: Solve for x
    x = 7,627,995.58/3,163.56
  6. Step 6: Final answer
    x = 2,411.21

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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.