Home / 5,945.78-8,205.37-3,293.43

Finding the Fourth Proportional to 5,945.78, 8,205.37 and 3,293.43

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Solution

The fourth proportional to 5,945.78, 8,205.37 and 3,293.43 is: 4,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.78 : 8,205.37 = 3,293.43 : x
  2. Step 2: Convert to fraction form
    5,945.78/8,205.37 = 3,293.43/x
  3. Step 3: Cross multiply
    5,945.78x = 8,205.37 × 3,293.43
  4. Step 4: Simplify right side
    5,945.78x = 27,023,811.72
  5. Step 5: Solve for x
    x = 27,023,811.72/5,945.78
  6. Step 6: Final answer
    x = 4,545.04

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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.