Home / 6,913.92-9,540.96-4,042.44

Finding the Fourth Proportional to 6,913.92, 9,540.96 and 4,042.44

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Solution

The fourth proportional to 6,913.92, 9,540.96 and 4,042.44 is: 5,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.92 : 9,540.96 = 4,042.44 : x
  2. Step 2: Convert to fraction form
    6,913.92/9,540.96 = 4,042.44/x
  3. Step 3: Cross multiply
    6,913.92x = 9,540.96 × 4,042.44
  4. Step 4: Simplify right side
    6,913.92x = 38,568,758.34
  5. Step 5: Solve for x
    x = 38,568,758.34/6,913.92
  6. Step 6: Final answer
    x = 5,578.42

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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.