Home / 8,767.23-12,096.80-5,229.75

Finding the Fourth Proportional to 8,767.23, 12,096.80 and 5,229.75

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Solution

The fourth proportional to 8,767.23, 12,096.80 and 5,229.75 is: 7,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.23 : 12,096.80 = 5,229.75 : x
  2. Step 2: Convert to fraction form
    8,767.23/12,096.80 = 5,229.75/x
  3. Step 3: Cross multiply
    8,767.23x = 12,096.80 × 5,229.75
  4. Step 4: Simplify right side
    8,767.23x = 63,263,213.65
  5. Step 5: Solve for x
    x = 63,263,213.65/8,767.23
  6. Step 6: Final answer
    x = 7,215.87

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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.