Home / 3,975.38-5,963.70-1,201.71

Finding the Fourth Proportional to 3,975.38, 5,963.70 and 1,201.71

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Solution

The fourth proportional to 3,975.38, 5,963.70 and 1,201.71 is: 1,802.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.38 : 5,963.70 = 1,201.71 : x
  2. Step 2: Convert to fraction form
    3,975.38/5,963.70 = 1,201.71/x
  3. Step 3: Cross multiply
    3,975.38x = 5,963.70 × 1,201.71
  4. Step 4: Simplify right side
    3,975.38x = 7,166,637.93
  5. Step 5: Solve for x
    x = 7,166,637.93/3,975.38
  6. Step 6: Final answer
    x = 1,802.75

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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.