Home / 12,608.22-18,910.10-4,708.97

Finding the Fourth Proportional to 12,608.22, 18,910.10 and 4,708.97

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Solution

The fourth proportional to 12,608.22, 18,910.10 and 4,708.97 is: 7,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608.22 : 18,910.10 = 4,708.97 : x
  2. Step 2: Convert to fraction form
    12,608.22/18,910.10 = 4,708.97/x
  3. Step 3: Cross multiply
    12,608.22x = 18,910.10 × 4,708.97
  4. Step 4: Simplify right side
    12,608.22x = 89,047,093.60
  5. Step 5: Solve for x
    x = 89,047,093.60/12,608.22
  6. Step 6: Final answer
    x = 7,062.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.