Home / 9,206.42-12,704.45-5,227.47

Finding the Fourth Proportional to 9,206.42, 12,704.45 and 5,227.47

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Solution

The fourth proportional to 9,206.42, 12,704.45 and 5,227.47 is: 7,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.42 : 12,704.45 = 5,227.47 : x
  2. Step 2: Convert to fraction form
    9,206.42/12,704.45 = 5,227.47/x
  3. Step 3: Cross multiply
    9,206.42x = 12,704.45 × 5,227.47
  4. Step 4: Simplify right side
    9,206.42x = 66,412,105.10
  5. Step 5: Solve for x
    x = 66,412,105.10/9,206.42
  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.