Home / 5,898.38-8,139.66-3,245.73

Finding the Fourth Proportional to 5,898.38, 8,139.66 and 3,245.73

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Solution

The fourth proportional to 5,898.38, 8,139.66 and 3,245.73 is: 4,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.38 : 8,139.66 = 3,245.73 : x
  2. Step 2: Convert to fraction form
    5,898.38/8,139.66 = 3,245.73/x
  3. Step 3: Cross multiply
    5,898.38x = 8,139.66 × 3,245.73
  4. Step 4: Simplify right side
    5,898.38x = 26,419,138.65
  5. Step 5: Solve for x
    x = 26,419,138.65/5,898.38
  6. Step 6: Final answer
    x = 4,479.05

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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.