Home / 8,177.97-12,266.96-2,982.63

Finding the Fourth Proportional to 8,177.97, 12,266.96 and 2,982.63

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Solution

The fourth proportional to 8,177.97, 12,266.96 and 2,982.63 is: 4,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.97 : 12,266.96 = 2,982.63 : x
  2. Step 2: Convert to fraction form
    8,177.97/12,266.96 = 2,982.63/x
  3. Step 3: Cross multiply
    8,177.97x = 12,266.96 × 2,982.63
  4. Step 4: Simplify right side
    8,177.97x = 36,587,802.90
  5. Step 5: Solve for x
    x = 36,587,802.90/8,177.97
  6. Step 6: Final answer
    x = 4,473.95

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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.