Home / 5,983.57-8,254.36-3,996.79

Finding the Fourth Proportional to 5,983.57, 8,254.36 and 3,996.79

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Solution

The fourth proportional to 5,983.57, 8,254.36 and 3,996.79 is: 5,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,983.57 : 8,254.36 = 3,996.79 : x
  2. Step 2: Convert to fraction form
    5,983.57/8,254.36 = 3,996.79/x
  3. Step 3: Cross multiply
    5,983.57x = 8,254.36 × 3,996.79
  4. Step 4: Simplify right side
    5,983.57x = 32,990,951.81
  5. Step 5: Solve for x
    x = 32,990,951.81/5,983.57
  6. Step 6: Final answer
    x = 5,513.59

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Half scale
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Double scale
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Similar ratio
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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.