Home / 8,152.96-12,232.68-3,772.48

Finding the Fourth Proportional to 8,152.96, 12,232.68 and 3,772.48

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Solution

The fourth proportional to 8,152.96, 12,232.68 and 3,772.48 is: 5,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.96 : 12,232.68 = 3,772.48 : x
  2. Step 2: Convert to fraction form
    8,152.96/12,232.68 = 3,772.48/x
  3. Step 3: Cross multiply
    8,152.96x = 12,232.68 × 3,772.48
  4. Step 4: Simplify right side
    8,152.96x = 46,147,540.65
  5. Step 5: Solve for x
    x = 46,147,540.65/8,152.96
  6. Step 6: Final answer
    x = 5,660.22

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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.