Home / 3,632.75-5,013.24-1,976.75

Finding the Fourth Proportional to 3,632.75, 5,013.24 and 1,976.75

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Solution

The fourth proportional to 3,632.75, 5,013.24 and 1,976.75 is: 2,727.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.75 : 5,013.24 = 1,976.75 : x
  2. Step 2: Convert to fraction form
    3,632.75/5,013.24 = 1,976.75/x
  3. Step 3: Cross multiply
    3,632.75x = 5,013.24 × 1,976.75
  4. Step 4: Simplify right side
    3,632.75x = 9,909,922.17
  5. Step 5: Solve for x
    x = 9,909,922.17/3,632.75
  6. Step 6: Final answer
    x = 2,727.94

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Half scale
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Double scale
Find fourth proportional to 3,633.75, 5,014.62 and 1,977.75
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.