Home / 3,149.52-4,725.06-1,200.64

Finding the Fourth Proportional to 3,149.52, 4,725.06 and 1,200.64

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Solution

The fourth proportional to 3,149.52, 4,725.06 and 1,200.64 is: 1,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.52 : 4,725.06 = 1,200.64 : x
  2. Step 2: Convert to fraction form
    3,149.52/4,725.06 = 1,200.64/x
  3. Step 3: Cross multiply
    3,149.52x = 4,725.06 × 1,200.64
  4. Step 4: Simplify right side
    3,149.52x = 5,673,096.04
  5. Step 5: Solve for x
    x = 5,673,096.04/3,149.52
  6. Step 6: Final answer
    x = 1,801.26

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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.