Home / 2,252.91-3,375.72-1,788.18

Finding the Fourth Proportional to 2,252.91, 3,375.72 and 1,788.18

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Solution

The fourth proportional to 2,252.91, 3,375.72 and 1,788.18 is: 2,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.91 : 3,375.72 = 1,788.18 : x
  2. Step 2: Convert to fraction form
    2,252.91/3,375.72 = 1,788.18/x
  3. Step 3: Cross multiply
    2,252.91x = 3,375.72 × 1,788.18
  4. Step 4: Simplify right side
    2,252.91x = 6,036,394.99
  5. Step 5: Solve for x
    x = 6,036,394.99/2,252.91
  6. Step 6: Final answer
    x = 2,679.38

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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.