Home / 8,192.36-12,286.92-2,996.48

Finding the Fourth Proportional to 8,192.36, 12,286.92 and 2,996.48

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Solution

The fourth proportional to 8,192.36, 12,286.92 and 2,996.48 is: 4,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.36 : 12,286.92 = 2,996.48 : x
  2. Step 2: Convert to fraction form
    8,192.36/12,286.92 = 2,996.48/x
  3. Step 3: Cross multiply
    8,192.36x = 12,286.92 × 2,996.48
  4. Step 4: Simplify right side
    8,192.36x = 36,817,510.04
  5. Step 5: Solve for x
    x = 36,817,510.04/8,192.36
  6. Step 6: Final answer
    x = 4,494.13

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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.