Home / 3,391.03-5,089.28-1,832.79

Finding the Fourth Proportional to 3,391.03, 5,089.28 and 1,832.79

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Solution

The fourth proportional to 3,391.03, 5,089.28 and 1,832.79 is: 2,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.03 : 5,089.28 = 1,832.79 : x
  2. Step 2: Convert to fraction form
    3,391.03/5,089.28 = 1,832.79/x
  3. Step 3: Cross multiply
    3,391.03x = 5,089.28 × 1,832.79
  4. Step 4: Simplify right side
    3,391.03x = 9,327,581.49
  5. Step 5: Solve for x
    x = 9,327,581.49/3,391.03
  6. Step 6: Final answer
    x = 2,750.66

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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.