Home / 5,918.09-8,166.92-3,229.29

Finding the Fourth Proportional to 5,918.09, 8,166.92 and 3,229.29

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Solution

The fourth proportional to 5,918.09, 8,166.92 and 3,229.29 is: 4,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.09 : 8,166.92 = 3,229.29 : x
  2. Step 2: Convert to fraction form
    5,918.09/8,166.92 = 3,229.29/x
  3. Step 3: Cross multiply
    5,918.09x = 8,166.92 × 3,229.29
  4. Step 4: Simplify right side
    5,918.09x = 26,373,336.94
  5. Step 5: Solve for x
    x = 26,373,336.94/5,918.09
  6. Step 6: Final answer
    x = 4,456.40

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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.