Home / 11,236.05-15,505.63-6,200.15

Finding the Fourth Proportional to 11,236.05, 15,505.63 and 6,200.15

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Solution

The fourth proportional to 11,236.05, 15,505.63 and 6,200.15 is: 8,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.05 : 15,505.63 = 6,200.15 : x
  2. Step 2: Convert to fraction form
    11,236.05/15,505.63 = 6,200.15/x
  3. Step 3: Cross multiply
    11,236.05x = 15,505.63 × 6,200.15
  4. Step 4: Simplify right side
    11,236.05x = 96,137,138.82
  5. Step 5: Solve for x
    x = 96,137,138.82/11,236.05
  6. Step 6: Final answer
    x = 8,556.13

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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.