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Finding the Fourth Proportional to 5,977.43, 8,230.07 and 5,079.27

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Solution

The fourth proportional to 5,977.43, 8,230.07 and 5,079.27 is: 6,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.43 : 8,230.07 = 5,079.27 : x
  2. Step 2: Convert to fraction form
    5,977.43/8,230.07 = 5,079.27/x
  3. Step 3: Cross multiply
    5,977.43x = 8,230.07 × 5,079.27
  4. Step 4: Simplify right side
    5,977.43x = 41,802,791.21
  5. Step 5: Solve for x
    x = 41,802,791.21/5,977.43
  6. Step 6: Final answer
    x = 6,993.44

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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.