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Finding the Fourth Proportional to 5,392.44, 8,090.03 and 2,926.60

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Solution

The fourth proportional to 5,392.44, 8,090.03 and 2,926.60 is: 4,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.44 : 8,090.03 = 2,926.60 : x
  2. Step 2: Convert to fraction form
    5,392.44/8,090.03 = 2,926.60/x
  3. Step 3: Cross multiply
    5,392.44x = 8,090.03 × 2,926.60
  4. Step 4: Simplify right side
    5,392.44x = 23,676,252.43
  5. Step 5: Solve for x
    x = 23,676,252.43/5,392.44
  6. Step 6: Final answer
    x = 4,390.64

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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.