Home / 7,286.56-10,932.27-2,605.62

Finding the Fourth Proportional to 7,286.56, 10,932.27 and 2,605.62

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Solution

The fourth proportional to 7,286.56, 10,932.27 and 2,605.62 is: 3,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.56 : 10,932.27 = 2,605.62 : x
  2. Step 2: Convert to fraction form
    7,286.56/10,932.27 = 2,605.62/x
  3. Step 3: Cross multiply
    7,286.56x = 10,932.27 × 2,605.62
  4. Step 4: Simplify right side
    7,286.56x = 28,485,311.09
  5. Step 5: Solve for x
    x = 28,485,311.09/7,286.56
  6. Step 6: Final answer
    x = 3,909.30

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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.