Home / 8,506.20-12,760.14-2,662.92

Finding the Fourth Proportional to 8,506.20, 12,760.14 and 2,662.92

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Solution

The fourth proportional to 8,506.20, 12,760.14 and 2,662.92 is: 3,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506.20 : 12,760.14 = 2,662.92 : x
  2. Step 2: Convert to fraction form
    8,506.20/12,760.14 = 2,662.92/x
  3. Step 3: Cross multiply
    8,506.20x = 12,760.14 × 2,662.92
  4. Step 4: Simplify right side
    8,506.20x = 33,979,232.01
  5. Step 5: Solve for x
    x = 33,979,232.01/8,506.20
  6. Step 6: Final answer
    x = 3,994.64

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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.