Home / 5,906.60-8,150.97-3,390.18

Finding the Fourth Proportional to 5,906.60, 8,150.97 and 3,390.18

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Solution

The fourth proportional to 5,906.60, 8,150.97 and 3,390.18 is: 4,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.60 : 8,150.97 = 3,390.18 : x
  2. Step 2: Convert to fraction form
    5,906.60/8,150.97 = 3,390.18/x
  3. Step 3: Cross multiply
    5,906.60x = 8,150.97 × 3,390.18
  4. Step 4: Simplify right side
    5,906.60x = 27,633,255.47
  5. Step 5: Solve for x
    x = 27,633,255.47/5,906.60
  6. Step 6: Final answer
    x = 4,678.37

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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.