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Finding the Fourth Proportional to 5,596.73, 7,723.67 and 3,078.93

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Solution

The fourth proportional to 5,596.73, 7,723.67 and 3,078.93 is: 4,249.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,596.73 : 7,723.67 = 3,078.93 : x
  2. Step 2: Convert to fraction form
    5,596.73/7,723.67 = 3,078.93/x
  3. Step 3: Cross multiply
    5,596.73x = 7,723.67 × 3,078.93
  4. Step 4: Simplify right side
    5,596.73x = 23,780,626.72
  5. Step 5: Solve for x
    x = 23,780,626.72/5,596.73
  6. Step 6: Final answer
    x = 4,249.02

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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.