Home / 11,630.97-16,050.28-6,325.78

Finding the Fourth Proportional to 11,630.97, 16,050.28 and 6,325.78

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Solution

The fourth proportional to 11,630.97, 16,050.28 and 6,325.78 is: 8,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.97 : 16,050.28 = 6,325.78 : x
  2. Step 2: Convert to fraction form
    11,630.97/16,050.28 = 6,325.78/x
  3. Step 3: Cross multiply
    11,630.97x = 16,050.28 × 6,325.78
  4. Step 4: Simplify right side
    11,630.97x = 101,530,540.22
  5. Step 5: Solve for x
    x = 101,530,540.22/11,630.97
  6. Step 6: Final answer
    x = 8,729.33

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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.