Home / 6,198.38-8,555.24-3,547.31

Finding the Fourth Proportional to 6,198.38, 8,555.24 and 3,547.31

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Solution

The fourth proportional to 6,198.38, 8,555.24 and 3,547.31 is: 4,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.38 : 8,555.24 = 3,547.31 : x
  2. Step 2: Convert to fraction form
    6,198.38/8,555.24 = 3,547.31/x
  3. Step 3: Cross multiply
    6,198.38x = 8,555.24 × 3,547.31
  4. Step 4: Simplify right side
    6,198.38x = 30,348,092.06
  5. Step 5: Solve for x
    x = 30,348,092.06/6,198.38
  6. Step 6: Final answer
    x = 4,896.14

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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.