Home / 8,179.04-12,270.38-2,335.70

Finding the Fourth Proportional to 8,179.04, 12,270.38 and 2,335.70

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Solution

The fourth proportional to 8,179.04, 12,270.38 and 2,335.70 is: 3,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.04 : 12,270.38 = 2,335.70 : x
  2. Step 2: Convert to fraction form
    8,179.04/12,270.38 = 2,335.70/x
  3. Step 3: Cross multiply
    8,179.04x = 12,270.38 × 2,335.70
  4. Step 4: Simplify right side
    8,179.04x = 28,659,853.54
  5. Step 5: Solve for x
    x = 28,659,853.54/8,179.04
  6. Step 6: Final answer
    x = 3,504.06

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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.