Home / 3,579.19-5,370.48-1,729.27

Finding the Fourth Proportional to 3,579.19, 5,370.48 and 1,729.27

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Solution

The fourth proportional to 3,579.19, 5,370.48 and 1,729.27 is: 2,594.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.19 : 5,370.48 = 1,729.27 : x
  2. Step 2: Convert to fraction form
    3,579.19/5,370.48 = 1,729.27/x
  3. Step 3: Cross multiply
    3,579.19x = 5,370.48 × 1,729.27
  4. Step 4: Simplify right side
    3,579.19x = 9,286,974.45
  5. Step 5: Solve for x
    x = 9,286,974.45/3,579.19
  6. Step 6: Final answer
    x = 2,594.72

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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.