Home / 6,723.14-9,279.08-3,892.26

Finding the Fourth Proportional to 6,723.14, 9,279.08 and 3,892.26

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Solution

The fourth proportional to 6,723.14, 9,279.08 and 3,892.26 is: 5,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.14 : 9,279.08 = 3,892.26 : x
  2. Step 2: Convert to fraction form
    6,723.14/9,279.08 = 3,892.26/x
  3. Step 3: Cross multiply
    6,723.14x = 9,279.08 × 3,892.26
  4. Step 4: Simplify right side
    6,723.14x = 36,116,591.92
  5. Step 5: Solve for x
    x = 36,116,591.92/6,723.14
  6. Step 6: Final answer
    x = 5,371.98

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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.