Home / 6,894.36-9,514.71-3,910.23

Finding the Fourth Proportional to 6,894.36, 9,514.71 and 3,910.23

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Solution

The fourth proportional to 6,894.36, 9,514.71 and 3,910.23 is: 5,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.36 : 9,514.71 = 3,910.23 : x
  2. Step 2: Convert to fraction form
    6,894.36/9,514.71 = 3,910.23/x
  3. Step 3: Cross multiply
    6,894.36x = 9,514.71 × 3,910.23
  4. Step 4: Simplify right side
    6,894.36x = 37,204,704.48
  5. Step 5: Solve for x
    x = 37,204,704.48/6,894.36
  6. Step 6: Final answer
    x = 5,396.40

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Double scale
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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.