Home / 6,215.91-8,577.85-3,383.19

Finding the Fourth Proportional to 6,215.91, 8,577.85 and 3,383.19

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Solution

The fourth proportional to 6,215.91, 8,577.85 and 3,383.19 is: 4,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.91 : 8,577.85 = 3,383.19 : x
  2. Step 2: Convert to fraction form
    6,215.91/8,577.85 = 3,383.19/x
  3. Step 3: Cross multiply
    6,215.91x = 8,577.85 × 3,383.19
  4. Step 4: Simplify right side
    6,215.91x = 29,020,436.54
  5. Step 5: Solve for x
    x = 29,020,436.54/6,215.91
  6. Step 6: Final answer
    x = 4,668.73

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Half scale
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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.