Home / 11,233.58-15,503.21-6,198.80

Finding the Fourth Proportional to 11,233.58, 15,503.21 and 6,198.80

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Solution

The fourth proportional to 11,233.58, 15,503.21 and 6,198.80 is: 8,554.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.58 : 15,503.21 = 6,198.80 : x
  2. Step 2: Convert to fraction form
    11,233.58/15,503.21 = 6,198.80/x
  3. Step 3: Cross multiply
    11,233.58x = 15,503.21 × 6,198.80
  4. Step 4: Simplify right side
    11,233.58x = 96,101,298.15
  5. Step 5: Solve for x
    x = 96,101,298.15/11,233.58
  6. Step 6: Final answer
    x = 8,554.82

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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.