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Finding the Fourth Proportional to 5,793.39, 7,995.60 and 4,021.92

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Solution

The fourth proportional to 5,793.39, 7,995.60 and 4,021.92 is: 5,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.39 : 7,995.60 = 4,021.92 : x
  2. Step 2: Convert to fraction form
    5,793.39/7,995.60 = 4,021.92/x
  3. Step 3: Cross multiply
    5,793.39x = 7,995.60 × 4,021.92
  4. Step 4: Simplify right side
    5,793.39x = 32,157,663.55
  5. Step 5: Solve for x
    x = 32,157,663.55/5,793.39
  6. Step 6: Final answer
    x = 5,550.75

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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.