Home / 6,198.19-8,553.50-3,403.69

Finding the Fourth Proportional to 6,198.19, 8,553.50 and 3,403.69

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Solution

The fourth proportional to 6,198.19, 8,553.50 and 3,403.69 is: 4,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.19 : 8,553.50 = 3,403.69 : x
  2. Step 2: Convert to fraction form
    6,198.19/8,553.50 = 3,403.69/x
  3. Step 3: Cross multiply
    6,198.19x = 8,553.50 × 3,403.69
  4. Step 4: Simplify right side
    6,198.19x = 29,113,436.78
  5. Step 5: Solve for x
    x = 29,113,436.78/6,198.19
  6. Step 6: Final answer
    x = 4,697.09

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Half scale
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Double scale
Find fourth proportional to 6,199.19, 8,554.88 and 3,404.69
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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.