Home / 3,195.09-4,789.23-1,548.03

Finding the Fourth Proportional to 3,195.09, 4,789.23 and 1,548.03

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Solution

The fourth proportional to 3,195.09, 4,789.23 and 1,548.03 is: 2,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.09 : 4,789.23 = 1,548.03 : x
  2. Step 2: Convert to fraction form
    3,195.09/4,789.23 = 1,548.03/x
  3. Step 3: Cross multiply
    3,195.09x = 4,789.23 × 1,548.03
  4. Step 4: Simplify right side
    3,195.09x = 7,413,871.72
  5. Step 5: Solve for x
    x = 7,413,871.72/3,195.09
  6. Step 6: Final answer
    x = 2,320.40

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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.