Home / 6,812.11-10,218.62-2,651.85

Finding the Fourth Proportional to 6,812.11, 10,218.62 and 2,651.85

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Solution

The fourth proportional to 6,812.11, 10,218.62 and 2,651.85 is: 3,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.11 : 10,218.62 = 2,651.85 : x
  2. Step 2: Convert to fraction form
    6,812.11/10,218.62 = 2,651.85/x
  3. Step 3: Cross multiply
    6,812.11x = 10,218.62 × 2,651.85
  4. Step 4: Simplify right side
    6,812.11x = 27,098,254.08
  5. Step 5: Solve for x
    x = 27,098,254.08/6,812.11
  6. Step 6: Final answer
    x = 3,977.95

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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.