Home / 2,073.03-3,108.45-611.97

Finding the Fourth Proportional to 2,073.03, 3,108.45 and 611.97

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Solution

The fourth proportional to 2,073.03, 3,108.45 and 611.97 is: 917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073.03 : 3,108.45 = 611.97 : x
  2. Step 2: Convert to fraction form
    2,073.03/3,108.45 = 611.97/x
  3. Step 3: Cross multiply
    2,073.03x = 3,108.45 × 611.97
  4. Step 4: Simplify right side
    2,073.03x = 1,902,278.15
  5. Step 5: Solve for x
    x = 1,902,278.15/2,073.03
  6. Step 6: Final answer
    x = 917.63

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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.