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Finding the Fourth Proportional to 8,550, 12,825.48 and 2,394.48

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Solution

The fourth proportional to 8,550, 12,825.48 and 2,394.48 is: 3,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550 : 12,825.48 = 2,394.48 : x
  2. Step 2: Convert to fraction form
    8,550/12,825.48 = 2,394.48/x
  3. Step 3: Cross multiply
    8,550x = 12,825.48 × 2,394.48
  4. Step 4: Simplify right side
    8,550x = 30,710,355.35
  5. Step 5: Solve for x
    x = 30,710,355.35/8,550
  6. Step 6: Final answer
    x = 3,591.85

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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.