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Finding the Fourth Proportional to 8,292.73, 12,444.20 and 3,294.23

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Solution

The fourth proportional to 8,292.73, 12,444.20 and 3,294.23 is: 4,943.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.73 : 12,444.20 = 3,294.23 : x
  2. Step 2: Convert to fraction form
    8,292.73/12,444.20 = 3,294.23/x
  3. Step 3: Cross multiply
    8,292.73x = 12,444.20 × 3,294.23
  4. Step 4: Simplify right side
    8,292.73x = 40,994,040.49
  5. Step 5: Solve for x
    x = 40,994,040.49/8,292.73
  6. Step 6: Final answer
    x = 4,943.37

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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.