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Finding the Fourth Proportional to 3,424.62, 4,725.93 and 1,933.02

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Solution

The fourth proportional to 3,424.62, 4,725.93 and 1,933.02 is: 2,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.62 : 4,725.93 = 1,933.02 : x
  2. Step 2: Convert to fraction form
    3,424.62/4,725.93 = 1,933.02/x
  3. Step 3: Cross multiply
    3,424.62x = 4,725.93 × 1,933.02
  4. Step 4: Simplify right side
    3,424.62x = 9,135,317.21
  5. Step 5: Solve for x
    x = 9,135,317.21/3,424.62
  6. Step 6: Final answer
    x = 2,667.54

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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.