Home / 5,906.58-8,152.75-4,138.62

Finding the Fourth Proportional to 5,906.58, 8,152.75 and 4,138.62

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Solution

The fourth proportional to 5,906.58, 8,152.75 and 4,138.62 is: 5,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.58 : 8,152.75 = 4,138.62 : x
  2. Step 2: Convert to fraction form
    5,906.58/8,152.75 = 4,138.62/x
  3. Step 3: Cross multiply
    5,906.58x = 8,152.75 × 4,138.62
  4. Step 4: Simplify right side
    5,906.58x = 33,741,134.21
  5. Step 5: Solve for x
    x = 33,741,134.21/5,906.58
  6. Step 6: Final answer
    x = 5,712.47

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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.