Home / 1,589.62-2,389.92-1,469.35

Finding the Fourth Proportional to 1,589.62, 2,389.92 and 1,469.35

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Solution

The fourth proportional to 1,589.62, 2,389.92 and 1,469.35 is: 2,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.62 : 2,389.92 = 1,469.35 : x
  2. Step 2: Convert to fraction form
    1,589.62/2,389.92 = 1,469.35/x
  3. Step 3: Cross multiply
    1,589.62x = 2,389.92 × 1,469.35
  4. Step 4: Simplify right side
    1,589.62x = 3,511,628.95
  5. Step 5: Solve for x
    x = 3,511,628.95/1,589.62
  6. Step 6: Final answer
    x = 2,209.10

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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.