Home / 3,963.13-5,944.69-1,190.09

Finding the Fourth Proportional to 3,963.13, 5,944.69 and 1,190.09

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Solution

The fourth proportional to 3,963.13, 5,944.69 and 1,190.09 is: 1,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.13 : 5,944.69 = 1,190.09 : x
  2. Step 2: Convert to fraction form
    3,963.13/5,944.69 = 1,190.09/x
  3. Step 3: Cross multiply
    3,963.13x = 5,944.69 × 1,190.09
  4. Step 4: Simplify right side
    3,963.13x = 7,074,732.47
  5. Step 5: Solve for x
    x = 7,074,732.47/3,963.13
  6. Step 6: Final answer
    x = 1,785.14

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.