Home / 7,179.29-10,768.02-3,230.88

Finding the Fourth Proportional to 7,179.29, 10,768.02 and 3,230.88

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Solution

The fourth proportional to 7,179.29, 10,768.02 and 3,230.88 is: 4,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.29 : 10,768.02 = 3,230.88 : x
  2. Step 2: Convert to fraction form
    7,179.29/10,768.02 = 3,230.88/x
  3. Step 3: Cross multiply
    7,179.29x = 10,768.02 × 3,230.88
  4. Step 4: Simplify right side
    7,179.29x = 34,790,180.46
  5. Step 5: Solve for x
    x = 34,790,180.46/7,179.29
  6. Step 6: Final answer
    x = 4,845.91

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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.