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Finding the Fourth Proportional to 6,809.27, 10,208.72 and 3,520.27

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Solution

The fourth proportional to 6,809.27, 10,208.72 and 3,520.27 is: 5,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.27 : 10,208.72 = 3,520.27 : x
  2. Step 2: Convert to fraction form
    6,809.27/10,208.72 = 3,520.27/x
  3. Step 3: Cross multiply
    6,809.27x = 10,208.72 × 3,520.27
  4. Step 4: Simplify right side
    6,809.27x = 35,937,382.11
  5. Step 5: Solve for x
    x = 35,937,382.11/6,809.27
  6. Step 6: Final answer
    x = 5,277.71

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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.