Home / 2,747.07-4,121.72-1,514.35

Finding the Fourth Proportional to 2,747.07, 4,121.72 and 1,514.35

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Solution

The fourth proportional to 2,747.07, 4,121.72 and 1,514.35 is: 2,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.07 : 4,121.72 = 1,514.35 : x
  2. Step 2: Convert to fraction form
    2,747.07/4,121.72 = 1,514.35/x
  3. Step 3: Cross multiply
    2,747.07x = 4,121.72 × 1,514.35
  4. Step 4: Simplify right side
    2,747.07x = 6,241,726.68
  5. Step 5: Solve for x
    x = 6,241,726.68/2,747.07
  6. Step 6: Final answer
    x = 2,272.14

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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.