Home / 5,906.67-8,152.38-3,390.48

Finding the Fourth Proportional to 5,906.67, 8,152.38 and 3,390.48

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Solution

The fourth proportional to 5,906.67, 8,152.38 and 3,390.48 is: 4,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.67 : 8,152.38 = 3,390.48 : x
  2. Step 2: Convert to fraction form
    5,906.67/8,152.38 = 3,390.48/x
  3. Step 3: Cross multiply
    5,906.67x = 8,152.38 × 3,390.48
  4. Step 4: Simplify right side
    5,906.67x = 27,640,458.41
  5. Step 5: Solve for x
    x = 27,640,458.41/5,906.67
  6. Step 6: Final answer
    x = 4,679.54

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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.