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Finding the Fourth Proportional to 8,095.68, 12,142.12 and 2,252.88

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Solution

The fourth proportional to 8,095.68, 12,142.12 and 2,252.88 is: 3,378.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.68 : 12,142.12 = 2,252.88 : x
  2. Step 2: Convert to fraction form
    8,095.68/12,142.12 = 2,252.88/x
  3. Step 3: Cross multiply
    8,095.68x = 12,142.12 × 2,252.88
  4. Step 4: Simplify right side
    8,095.68x = 27,354,739.31
  5. Step 5: Solve for x
    x = 27,354,739.31/8,095.68
  6. Step 6: Final answer
    x = 3,378.93

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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.