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Finding the Fourth Proportional to 6,662.79, 9,996.48 and 2,967.57

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Solution

The fourth proportional to 6,662.79, 9,996.48 and 2,967.57 is: 4,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662.79 : 9,996.48 = 2,967.57 : x
  2. Step 2: Convert to fraction form
    6,662.79/9,996.48 = 2,967.57/x
  3. Step 3: Cross multiply
    6,662.79x = 9,996.48 × 2,967.57
  4. Step 4: Simplify right side
    6,662.79x = 29,665,254.15
  5. Step 5: Solve for x
    x = 29,665,254.15/6,662.79
  6. Step 6: Final answer
    x = 4,452.38

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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.