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Finding the Fourth Proportional to 6,797.79, 10,196.96 and 2,415.87

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Solution

The fourth proportional to 6,797.79, 10,196.96 and 2,415.87 is: 3,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.79 : 10,196.96 = 2,415.87 : x
  2. Step 2: Convert to fraction form
    6,797.79/10,196.96 = 2,415.87/x
  3. Step 3: Cross multiply
    6,797.79x = 10,196.96 × 2,415.87
  4. Step 4: Simplify right side
    6,797.79x = 24,634,517.68
  5. Step 5: Solve for x
    x = 24,634,517.68/6,797.79
  6. Step 6: Final answer
    x = 3,623.90

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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.