Home / 2,502.45-3,757.92-2,403.15

Finding the Fourth Proportional to 2,502.45, 3,757.92 and 2,403.15

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Solution

The fourth proportional to 2,502.45, 3,757.92 and 2,403.15 is: 3,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.45 : 3,757.92 = 2,403.15 : x
  2. Step 2: Convert to fraction form
    2,502.45/3,757.92 = 2,403.15/x
  3. Step 3: Cross multiply
    2,502.45x = 3,757.92 × 2,403.15
  4. Step 4: Simplify right side
    2,502.45x = 9,030,845.45
  5. Step 5: Solve for x
    x = 9,030,845.45/2,502.45
  6. Step 6: Final answer
    x = 3,608.80

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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.