Home / 3,161.83-4,363.10-1,745.29

Finding the Fourth Proportional to 3,161.83, 4,363.10 and 1,745.29

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Solution

The fourth proportional to 3,161.83, 4,363.10 and 1,745.29 is: 2,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.83 : 4,363.10 = 1,745.29 : x
  2. Step 2: Convert to fraction form
    3,161.83/4,363.10 = 1,745.29/x
  3. Step 3: Cross multiply
    3,161.83x = 4,363.10 × 1,745.29
  4. Step 4: Simplify right side
    3,161.83x = 7,614,889.93
  5. Step 5: Solve for x
    x = 7,614,889.93/3,161.83
  6. Step 6: Final answer
    x = 2,408.38

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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.