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Finding the Fourth Proportional to 5,772.93, 8,000.09 and 5,662.18

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Solution

The fourth proportional to 5,772.93, 8,000.09 and 5,662.18 is: 7,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.93 : 8,000.09 = 5,662.18 : x
  2. Step 2: Convert to fraction form
    5,772.93/8,000.09 = 5,662.18/x
  3. Step 3: Cross multiply
    5,772.93x = 8,000.09 × 5,662.18
  4. Step 4: Simplify right side
    5,772.93x = 45,297,949.60
  5. Step 5: Solve for x
    x = 45,297,949.60/5,772.93
  6. Step 6: Final answer
    x = 7,846.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.