Home / 8,239.26-12,357.54-2,394.48

Finding the Fourth Proportional to 8,239.26, 12,357.54 and 2,394.48

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Solution

The fourth proportional to 8,239.26, 12,357.54 and 2,394.48 is: 3,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.26 : 12,357.54 = 2,394.48 : x
  2. Step 2: Convert to fraction form
    8,239.26/12,357.54 = 2,394.48/x
  3. Step 3: Cross multiply
    8,239.26x = 12,357.54 × 2,394.48
  4. Step 4: Simplify right side
    8,239.26x = 29,589,882.38
  5. Step 5: Solve for x
    x = 29,589,882.38/8,239.26
  6. Step 6: Final answer
    x = 3,591.33

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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.