Home / 3,149.48-4,723.42-1,301.12

Finding the Fourth Proportional to 3,149.48, 4,723.42 and 1,301.12

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Solution

The fourth proportional to 3,149.48, 4,723.42 and 1,301.12 is: 1,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.48 : 4,723.42 = 1,301.12 : x
  2. Step 2: Convert to fraction form
    3,149.48/4,723.42 = 1,301.12/x
  3. Step 3: Cross multiply
    3,149.48x = 4,723.42 × 1,301.12
  4. Step 4: Simplify right side
    3,149.48x = 6,145,736.23
  5. Step 5: Solve for x
    x = 6,145,736.23/3,149.48
  6. Step 6: Final answer
    x = 1,951.35

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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.