Home / 9,206.08-12,704.84-5,227.12

Finding the Fourth Proportional to 9,206.08, 12,704.84 and 5,227.12

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Solution

The fourth proportional to 9,206.08, 12,704.84 and 5,227.12 is: 7,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.08 : 12,704.84 = 5,227.12 : x
  2. Step 2: Convert to fraction form
    9,206.08/12,704.84 = 5,227.12/x
  3. Step 3: Cross multiply
    9,206.08x = 12,704.84 × 5,227.12
  4. Step 4: Simplify right side
    9,206.08x = 66,409,723.26
  5. Step 5: Solve for x
    x = 66,409,723.26/9,206.08
  6. Step 6: Final answer
    x = 7,213.68

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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.