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Finding the Fourth Proportional to 5,874, 8,106.06 and 3,221.35

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Solution

The fourth proportional to 5,874, 8,106.06 and 3,221.35 is: 4,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874 : 8,106.06 = 3,221.35 : x
  2. Step 2: Convert to fraction form
    5,874/8,106.06 = 3,221.35/x
  3. Step 3: Cross multiply
    5,874x = 8,106.06 × 3,221.35
  4. Step 4: Simplify right side
    5,874x = 26,112,456.38
  5. Step 5: Solve for x
    x = 26,112,456.38/5,874
  6. Step 6: Final answer
    x = 4,445.43

Related Problems

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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.