Home / 6,857.28-10,282.84-2,176.44

Finding the Fourth Proportional to 6,857.28, 10,282.84 and 2,176.44

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Solution

The fourth proportional to 6,857.28, 10,282.84 and 2,176.44 is: 3,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.28 : 10,282.84 = 2,176.44 : x
  2. Step 2: Convert to fraction form
    6,857.28/10,282.84 = 2,176.44/x
  3. Step 3: Cross multiply
    6,857.28x = 10,282.84 × 2,176.44
  4. Step 4: Simplify right side
    6,857.28x = 22,379,984.29
  5. Step 5: Solve for x
    x = 22,379,984.29/6,857.28
  6. Step 6: Final answer
    x = 3,263.68

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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.