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Finding the Fourth Proportional to 8,047.29, 11,093.63 and 5,649.97

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Solution

The fourth proportional to 8,047.29, 11,093.63 and 5,649.97 is: 7,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047.29 : 11,093.63 = 5,649.97 : x
  2. Step 2: Convert to fraction form
    8,047.29/11,093.63 = 5,649.97/x
  3. Step 3: Cross multiply
    8,047.29x = 11,093.63 × 5,649.97
  4. Step 4: Simplify right side
    8,047.29x = 62,678,676.69
  5. Step 5: Solve for x
    x = 62,678,676.69/8,047.29
  6. Step 6: Final answer
    x = 7,788.79

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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.