Home / 9,206.16-12,704.07-5,226.75

Finding the Fourth Proportional to 9,206.16, 12,704.07 and 5,226.75

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Solution

The fourth proportional to 9,206.16, 12,704.07 and 5,226.75 is: 7,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.16 : 12,704.07 = 5,226.75 : x
  2. Step 2: Convert to fraction form
    9,206.16/12,704.07 = 5,226.75/x
  3. Step 3: Cross multiply
    9,206.16x = 12,704.07 × 5,226.75
  4. Step 4: Simplify right side
    9,206.16x = 66,400,997.87
  5. Step 5: Solve for x
    x = 66,400,997.87/9,206.16
  6. Step 6: Final answer
    x = 7,212.67

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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.