Home / 8,177.18-12,265.78-3,794.06

Finding the Fourth Proportional to 8,177.18, 12,265.78 and 3,794.06

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Solution

The fourth proportional to 8,177.18, 12,265.78 and 3,794.06 is: 5,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.18 : 12,265.78 = 3,794.06 : x
  2. Step 2: Convert to fraction form
    8,177.18/12,265.78 = 3,794.06/x
  3. Step 3: Cross multiply
    8,177.18x = 12,265.78 × 3,794.06
  4. Step 4: Simplify right side
    8,177.18x = 46,537,105.27
  5. Step 5: Solve for x
    x = 46,537,105.27/8,177.18
  6. Step 6: Final answer
    x = 5,691.09

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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.