Home / 8,467.14-12,700.78-2,623.74

Finding the Fourth Proportional to 8,467.14, 12,700.78 and 2,623.74

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Solution

The fourth proportional to 8,467.14, 12,700.78 and 2,623.74 is: 3,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.14 : 12,700.78 = 2,623.74 : x
  2. Step 2: Convert to fraction form
    8,467.14/12,700.78 = 2,623.74/x
  3. Step 3: Cross multiply
    8,467.14x = 12,700.78 × 2,623.74
  4. Step 4: Simplify right side
    8,467.14x = 33,323,544.52
  5. Step 5: Solve for x
    x = 33,323,544.52/8,467.14
  6. Step 6: Final answer
    x = 3,935.63

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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.