Home / 2,844.54-3,923.19-1,960.14

Finding the Fourth Proportional to 2,844.54, 3,923.19 and 1,960.14

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Solution

The fourth proportional to 2,844.54, 3,923.19 and 1,960.14 is: 2,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.54 : 3,923.19 = 1,960.14 : x
  2. Step 2: Convert to fraction form
    2,844.54/3,923.19 = 1,960.14/x
  3. Step 3: Cross multiply
    2,844.54x = 3,923.19 × 1,960.14
  4. Step 4: Simplify right side
    2,844.54x = 7,690,001.65
  5. Step 5: Solve for x
    x = 7,690,001.65/2,844.54
  6. Step 6: Final answer
    x = 2,703.43

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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.