Home / 8,170.16-12,256.83-2,623.08

Finding the Fourth Proportional to 8,170.16, 12,256.83 and 2,623.08

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Solution

The fourth proportional to 8,170.16, 12,256.83 and 2,623.08 is: 3,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.16 : 12,256.83 = 2,623.08 : x
  2. Step 2: Convert to fraction form
    8,170.16/12,256.83 = 2,623.08/x
  3. Step 3: Cross multiply
    8,170.16x = 12,256.83 × 2,623.08
  4. Step 4: Simplify right side
    8,170.16x = 32,150,645.64
  5. Step 5: Solve for x
    x = 32,150,645.64/8,170.16
  6. Step 6: Final answer
    x = 3,935.13

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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.