Home / 3,589.87-4,953.69-1,996.44

Finding the Fourth Proportional to 3,589.87, 4,953.69 and 1,996.44

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Solution

The fourth proportional to 3,589.87, 4,953.69 and 1,996.44 is: 2,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.87 : 4,953.69 = 1,996.44 : x
  2. Step 2: Convert to fraction form
    3,589.87/4,953.69 = 1,996.44/x
  3. Step 3: Cross multiply
    3,589.87x = 4,953.69 × 1,996.44
  4. Step 4: Simplify right side
    3,589.87x = 9,889,744.86
  5. Step 5: Solve for x
    x = 9,889,744.86/3,589.87
  6. Step 6: Final answer
    x = 2,754.91

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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.