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Finding the Fourth Proportional to 5,939.52, 8,910.48 and 4,091.52

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Solution

The fourth proportional to 5,939.52, 8,910.48 and 4,091.52 is: 6,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.52 : 8,910.48 = 4,091.52 : x
  2. Step 2: Convert to fraction form
    5,939.52/8,910.48 = 4,091.52/x
  3. Step 3: Cross multiply
    5,939.52x = 8,910.48 × 4,091.52
  4. Step 4: Simplify right side
    5,939.52x = 36,457,407.13
  5. Step 5: Solve for x
    x = 36,457,407.13/5,939.52
  6. Step 6: Final answer
    x = 6,138.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.