Home / 8,170.46-12,254.53-2,623.08

Finding the Fourth Proportional to 8,170.46, 12,254.53 and 2,623.08

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Solution

The fourth proportional to 8,170.46, 12,254.53 and 2,623.08 is: 3,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.46 : 12,254.53 = 2,623.08 : x
  2. Step 2: Convert to fraction form
    8,170.46/12,254.53 = 2,623.08/x
  3. Step 3: Cross multiply
    8,170.46x = 12,254.53 × 2,623.08
  4. Step 4: Simplify right side
    8,170.46x = 32,144,599.44
  5. Step 5: Solve for x
    x = 32,144,599.44/8,170.46
  6. Step 6: Final answer
    x = 3,934.25

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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.