Home / 3,278.59-4,524.54-1,881.34

Finding the Fourth Proportional to 3,278.59, 4,524.54 and 1,881.34

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Solution

The fourth proportional to 3,278.59, 4,524.54 and 1,881.34 is: 2,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.59 : 4,524.54 = 1,881.34 : x
  2. Step 2: Convert to fraction form
    3,278.59/4,524.54 = 1,881.34/x
  3. Step 3: Cross multiply
    3,278.59x = 4,524.54 × 1,881.34
  4. Step 4: Simplify right side
    3,278.59x = 8,512,198.08
  5. Step 5: Solve for x
    x = 8,512,198.08/3,278.59
  6. Step 6: Final answer
    x = 2,596.30

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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.