Home / 11,231.08-15,498.96-6,195.43

Finding the Fourth Proportional to 11,231.08, 15,498.96 and 6,195.43

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Solution

The fourth proportional to 11,231.08, 15,498.96 and 6,195.43 is: 8,549.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.08 : 15,498.96 = 6,195.43 : x
  2. Step 2: Convert to fraction form
    11,231.08/15,498.96 = 6,195.43/x
  3. Step 3: Cross multiply
    11,231.08x = 15,498.96 × 6,195.43
  4. Step 4: Simplify right side
    11,231.08x = 96,022,721.75
  5. Step 5: Solve for x
    x = 96,022,721.75/11,231.08
  6. Step 6: Final answer
    x = 8,549.73

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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.