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Finding the Fourth Proportional to 4,793.56, 6,608.34 and 4,727.80

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Solution

The fourth proportional to 4,793.56, 6,608.34 and 4,727.80 is: 6,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.56 : 6,608.34 = 4,727.80 : x
  2. Step 2: Convert to fraction form
    4,793.56/6,608.34 = 4,727.80/x
  3. Step 3: Cross multiply
    4,793.56x = 6,608.34 × 4,727.80
  4. Step 4: Simplify right side
    4,793.56x = 31,242,909.85
  5. Step 5: Solve for x
    x = 31,242,909.85/4,793.56
  6. Step 6: Final answer
    x = 6,517.68

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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.