Home / 6,841.96-9,442.39-3,858.07

Finding the Fourth Proportional to 6,841.96, 9,442.39 and 3,858.07

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Solution

The fourth proportional to 6,841.96, 9,442.39 and 3,858.07 is: 5,324.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.96 : 9,442.39 = 3,858.07 : x
  2. Step 2: Convert to fraction form
    6,841.96/9,442.39 = 3,858.07/x
  3. Step 3: Cross multiply
    6,841.96x = 9,442.39 × 3,858.07
  4. Step 4: Simplify right side
    6,841.96x = 36,429,401.59
  5. Step 5: Solve for x
    x = 36,429,401.59/6,841.96
  6. Step 6: Final answer
    x = 5,324.41

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Half 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.