Home / 3,963.46-5,945.23-1,190.16

Finding the Fourth Proportional to 3,963.46, 5,945.23 and 1,190.16

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Solution

The fourth proportional to 3,963.46, 5,945.23 and 1,190.16 is: 1,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.46 : 5,945.23 = 1,190.16 : x
  2. Step 2: Convert to fraction form
    3,963.46/5,945.23 = 1,190.16/x
  3. Step 3: Cross multiply
    3,963.46x = 5,945.23 × 1,190.16
  4. Step 4: Simplify right side
    3,963.46x = 7,075,774.94
  5. Step 5: Solve for x
    x = 7,075,774.94/3,963.46
  6. Step 6: Final answer
    x = 1,785.25

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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.