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Finding the Fourth Proportional to 5,694.99, 8,520.62 and 3,230.97

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Solution

The fourth proportional to 5,694.99, 8,520.62 and 3,230.97 is: 4,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.99 : 8,520.62 = 3,230.97 : x
  2. Step 2: Convert to fraction form
    5,694.99/8,520.62 = 3,230.97/x
  3. Step 3: Cross multiply
    5,694.99x = 8,520.62 × 3,230.97
  4. Step 4: Simplify right side
    5,694.99x = 27,529,851.45
  5. Step 5: Solve for x
    x = 27,529,851.45/5,694.99
  6. Step 6: Final answer
    x = 4,834.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.