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Finding the Fourth Proportional to 5,394.88, 8,092.32 and 1,499.32

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Solution

The fourth proportional to 5,394.88, 8,092.32 and 1,499.32 is: 2,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.88 : 8,092.32 = 1,499.32 : x
  2. Step 2: Convert to fraction form
    5,394.88/8,092.32 = 1,499.32/x
  3. Step 3: Cross multiply
    5,394.88x = 8,092.32 × 1,499.32
  4. Step 4: Simplify right side
    5,394.88x = 12,132,929.26
  5. Step 5: Solve for x
    x = 12,132,929.26/5,394.88
  6. Step 6: Final answer
    x = 2,248.97

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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.