Home / 3,340.82-4,614.14-2,276.75

Finding the Fourth Proportional to 3,340.82, 4,614.14 and 2,276.75

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Solution

The fourth proportional to 3,340.82, 4,614.14 and 2,276.75 is: 3,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.82 : 4,614.14 = 2,276.75 : x
  2. Step 2: Convert to fraction form
    3,340.82/4,614.14 = 2,276.75/x
  3. Step 3: Cross multiply
    3,340.82x = 4,614.14 × 2,276.75
  4. Step 4: Simplify right side
    3,340.82x = 10,505,260.47
  5. Step 5: Solve for x
    x = 10,505,260.47/3,340.82
  6. Step 6: Final answer
    x = 3,144.51

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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.