Home / 3,162.35-4,363.72-1,745.94

Finding the Fourth Proportional to 3,162.35, 4,363.72 and 1,745.94

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Solution

The fourth proportional to 3,162.35, 4,363.72 and 1,745.94 is: 2,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.35 : 4,363.72 = 1,745.94 : x
  2. Step 2: Convert to fraction form
    3,162.35/4,363.72 = 1,745.94/x
  3. Step 3: Cross multiply
    3,162.35x = 4,363.72 × 1,745.94
  4. Step 4: Simplify right side
    3,162.35x = 7,618,793.30
  5. Step 5: Solve for x
    x = 7,618,793.30/3,162.35
  6. Step 6: Final answer
    x = 2,409.22

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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.