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Finding the Fourth Proportional to 5,793.68, 7,992.57 and 3,402.86

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Solution

The fourth proportional to 5,793.68, 7,992.57 and 3,402.86 is: 4,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.68 : 7,992.57 = 3,402.86 : x
  2. Step 2: Convert to fraction form
    5,793.68/7,992.57 = 3,402.86/x
  3. Step 3: Cross multiply
    5,793.68x = 7,992.57 × 3,402.86
  4. Step 4: Simplify right side
    5,793.68x = 27,197,614.51
  5. Step 5: Solve for x
    x = 27,197,614.51/5,793.68
  6. Step 6: Final answer
    x = 4,694.36

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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.