Home / 3,444.45-4,745.97-3,161.37

Finding the Fourth Proportional to 3,444.45, 4,745.97 and 3,161.37

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Solution

The fourth proportional to 3,444.45, 4,745.97 and 3,161.37 is: 4,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.45 : 4,745.97 = 3,161.37 : x
  2. Step 2: Convert to fraction form
    3,444.45/4,745.97 = 3,161.37/x
  3. Step 3: Cross multiply
    3,444.45x = 4,745.97 × 3,161.37
  4. Step 4: Simplify right side
    3,444.45x = 15,003,767.18
  5. Step 5: Solve for x
    x = 15,003,767.18/3,444.45
  6. Step 6: Final answer
    x = 4,355.93

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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.