Home / 6,197.11-8,551.61-3,679.09

Finding the Fourth Proportional to 6,197.11, 8,551.61 and 3,679.09

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Solution

The fourth proportional to 6,197.11, 8,551.61 and 3,679.09 is: 5,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,197.11 : 8,551.61 = 3,679.09 : x
  2. Step 2: Convert to fraction form
    6,197.11/8,551.61 = 3,679.09/x
  3. Step 3: Cross multiply
    6,197.11x = 8,551.61 × 3,679.09
  4. Step 4: Simplify right side
    6,197.11x = 31,462,124.44
  5. Step 5: Solve for x
    x = 31,462,124.44/6,197.11
  6. Step 6: Final answer
    x = 5,076.90

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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.