Home / 8,151.78-11,242.62-6,027.96

Finding the Fourth Proportional to 8,151.78, 11,242.62 and 6,027.96

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Solution

The fourth proportional to 8,151.78, 11,242.62 and 6,027.96 is: 8,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.78 : 11,242.62 = 6,027.96 : x
  2. Step 2: Convert to fraction form
    8,151.78/11,242.62 = 6,027.96/x
  3. Step 3: Cross multiply
    8,151.78x = 11,242.62 × 6,027.96
  4. Step 4: Simplify right side
    8,151.78x = 67,770,063.66
  5. Step 5: Solve for x
    x = 67,770,063.66/8,151.78
  6. Step 6: Final answer
    x = 8,313.53

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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.