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Finding the Fourth Proportional to 5,771.63, 8,662.91 and 3,000.29

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Solution

The fourth proportional to 5,771.63, 8,662.91 and 3,000.29 is: 4,503.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.63 : 8,662.91 = 3,000.29 : x
  2. Step 2: Convert to fraction form
    5,771.63/8,662.91 = 3,000.29/x
  3. Step 3: Cross multiply
    5,771.63x = 8,662.91 × 3,000.29
  4. Step 4: Simplify right side
    5,771.63x = 25,991,253.75
  5. Step 5: Solve for x
    x = 25,991,253.75/5,771.63
  6. Step 6: Final answer
    x = 4,503.28

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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.