Home / 8,176.30-12,265.56-2,627.80

Finding the Fourth Proportional to 8,176.30, 12,265.56 and 2,627.80

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Solution

The fourth proportional to 8,176.30, 12,265.56 and 2,627.80 is: 3,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.30 : 12,265.56 = 2,627.80 : x
  2. Step 2: Convert to fraction form
    8,176.30/12,265.56 = 2,627.80/x
  3. Step 3: Cross multiply
    8,176.30x = 12,265.56 × 2,627.80
  4. Step 4: Simplify right side
    8,176.30x = 32,231,438.57
  5. Step 5: Solve for x
    x = 32,231,438.57/8,176.30
  6. Step 6: Final answer
    x = 3,942.06

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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.