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Finding the Fourth Proportional to 8,232.16, 12,348 and 3,300.48

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Solution

The fourth proportional to 8,232.16, 12,348 and 3,300.48 is: 4,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.16 : 12,348 = 3,300.48 : x
  2. Step 2: Convert to fraction form
    8,232.16/12,348 = 3,300.48/x
  3. Step 3: Cross multiply
    8,232.16x = 12,348 × 3,300.48
  4. Step 4: Simplify right side
    8,232.16x = 40,754,327.04
  5. Step 5: Solve for x
    x = 40,754,327.04/8,232.16
  6. Step 6: Final answer
    x = 4,950.62

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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.