Home / 3,824.97-5,711.57-3,036.12

Finding the Fourth Proportional to 3,824.97, 5,711.57 and 3,036.12

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Solution

The fourth proportional to 3,824.97, 5,711.57 and 3,036.12 is: 4,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.97 : 5,711.57 = 3,036.12 : x
  2. Step 2: Convert to fraction form
    3,824.97/5,711.57 = 3,036.12/x
  3. Step 3: Cross multiply
    3,824.97x = 5,711.57 × 3,036.12
  4. Step 4: Simplify right side
    3,824.97x = 17,340,996.73
  5. Step 5: Solve for x
    x = 17,340,996.73/3,824.97
  6. Step 6: Final answer
    x = 4,533.63

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Find fourth proportional to 1,912.49, 2,855.78 and 1,518.06
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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.