Home / 8,825.71-12,179.04-5,049.49

Finding the Fourth Proportional to 8,825.71, 12,179.04 and 5,049.49

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Solution

The fourth proportional to 8,825.71, 12,179.04 and 5,049.49 is: 6,968.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.71 : 12,179.04 = 5,049.49 : x
  2. Step 2: Convert to fraction form
    8,825.71/12,179.04 = 5,049.49/x
  3. Step 3: Cross multiply
    8,825.71x = 12,179.04 × 5,049.49
  4. Step 4: Simplify right side
    8,825.71x = 61,497,940.69
  5. Step 5: Solve for x
    x = 61,497,940.69/8,825.71
  6. Step 6: Final answer
    x = 6,968.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.