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Finding the Fourth Proportional to 3,975.91, 5,958.71 and 1,633.26

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Solution

The fourth proportional to 3,975.91, 5,958.71 and 1,633.26 is: 2,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.91 : 5,958.71 = 1,633.26 : x
  2. Step 2: Convert to fraction form
    3,975.91/5,958.71 = 1,633.26/x
  3. Step 3: Cross multiply
    3,975.91x = 5,958.71 × 1,633.26
  4. Step 4: Simplify right side
    3,975.91x = 9,732,114.53
  5. Step 5: Solve for x
    x = 9,732,114.53/3,975.91
  6. Step 6: Final answer
    x = 2,447.77

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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.