Home / 11,231.06-15,500.25-6,452.48

Finding the Fourth Proportional to 11,231.06, 15,500.25 and 6,452.48

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Solution

The fourth proportional to 11,231.06, 15,500.25 and 6,452.48 is: 8,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.06 : 15,500.25 = 6,452.48 : x
  2. Step 2: Convert to fraction form
    11,231.06/15,500.25 = 6,452.48/x
  3. Step 3: Cross multiply
    11,231.06x = 15,500.25 × 6,452.48
  4. Step 4: Simplify right side
    11,231.06x = 100,015,091.87
  5. Step 5: Solve for x
    x = 100,015,091.87/11,231.06
  6. Step 6: Final answer
    x = 8,905.23

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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.