Home / 8,091.86-11,150.34-6,203.48

Finding the Fourth Proportional to 8,091.86, 11,150.34 and 6,203.48

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Solution

The fourth proportional to 8,091.86, 11,150.34 and 6,203.48 is: 8,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.86 : 11,150.34 = 6,203.48 : x
  2. Step 2: Convert to fraction form
    8,091.86/11,150.34 = 6,203.48/x
  3. Step 3: Cross multiply
    8,091.86x = 11,150.34 × 6,203.48
  4. Step 4: Simplify right side
    8,091.86x = 69,170,911.18
  5. Step 5: Solve for x
    x = 69,170,911.18/8,091.86
  6. Step 6: Final answer
    x = 8,548.21

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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.