Home / 3,443.45-5,160.51-2,514.65

Finding the Fourth Proportional to 3,443.45, 5,160.51 and 2,514.65

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Solution

The fourth proportional to 3,443.45, 5,160.51 and 2,514.65 is: 3,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.45 : 5,160.51 = 2,514.65 : x
  2. Step 2: Convert to fraction form
    3,443.45/5,160.51 = 2,514.65/x
  3. Step 3: Cross multiply
    3,443.45x = 5,160.51 × 2,514.65
  4. Step 4: Simplify right side
    3,443.45x = 12,976,850.67
  5. Step 5: Solve for x
    x = 12,976,850.67/3,443.45
  6. Step 6: Final answer
    x = 3,768.57

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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.