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Finding the Fourth Proportional to 5,708.68, 8,566.62 and 2,245.48

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Solution

The fourth proportional to 5,708.68, 8,566.62 and 2,245.48 is: 3,369.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.68 : 8,566.62 = 2,245.48 : x
  2. Step 2: Convert to fraction form
    5,708.68/8,566.62 = 2,245.48/x
  3. Step 3: Cross multiply
    5,708.68x = 8,566.62 × 2,245.48
  4. Step 4: Simplify right side
    5,708.68x = 19,236,173.88
  5. Step 5: Solve for x
    x = 19,236,173.88/5,708.68
  6. Step 6: Final answer
    x = 3,369.64

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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.