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Finding the Fourth Proportional to 6,797.76, 10,196.68 and 2,180.76

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Solution

The fourth proportional to 6,797.76, 10,196.68 and 2,180.76 is: 3,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.76 : 10,196.68 = 2,180.76 : x
  2. Step 2: Convert to fraction form
    6,797.76/10,196.68 = 2,180.76/x
  3. Step 3: Cross multiply
    6,797.76x = 10,196.68 × 2,180.76
  4. Step 4: Simplify right side
    6,797.76x = 22,236,511.88
  5. Step 5: Solve for x
    x = 22,236,511.88/6,797.76
  6. Step 6: Final answer
    x = 3,271.15

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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.