Home / 3,571.14-4,927.98-1,998.93

Finding the Fourth Proportional to 3,571.14, 4,927.98 and 1,998.93

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Solution

The fourth proportional to 3,571.14, 4,927.98 and 1,998.93 is: 2,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.14 : 4,927.98 = 1,998.93 : x
  2. Step 2: Convert to fraction form
    3,571.14/4,927.98 = 1,998.93/x
  3. Step 3: Cross multiply
    3,571.14x = 4,927.98 × 1,998.93
  4. Step 4: Simplify right side
    3,571.14x = 9,850,687.06
  5. Step 5: Solve for x
    x = 9,850,687.06/3,571.14
  6. Step 6: Final answer
    x = 2,758.42

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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.