Home / 3,788.13-5,230.23-2,372.43

Finding the Fourth Proportional to 3,788.13, 5,230.23 and 2,372.43

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Solution

The fourth proportional to 3,788.13, 5,230.23 and 2,372.43 is: 3,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.13 : 5,230.23 = 2,372.43 : x
  2. Step 2: Convert to fraction form
    3,788.13/5,230.23 = 2,372.43/x
  3. Step 3: Cross multiply
    3,788.13x = 5,230.23 × 2,372.43
  4. Step 4: Simplify right side
    3,788.13x = 12,408,354.56
  5. Step 5: Solve for x
    x = 12,408,354.56/3,788.13
  6. Step 6: Final answer
    x = 3,275.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.