Home / 4,514.64-6,778.44-2,949.72

Finding the Fourth Proportional to 4,514.64, 6,778.44 and 2,949.72

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Solution

The fourth proportional to 4,514.64, 6,778.44 and 2,949.72 is: 4,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.64 : 6,778.44 = 2,949.72 : x
  2. Step 2: Convert to fraction form
    4,514.64/6,778.44 = 2,949.72/x
  3. Step 3: Cross multiply
    4,514.64x = 6,778.44 × 2,949.72
  4. Step 4: Simplify right side
    4,514.64x = 19,994,500.04
  5. Step 5: Solve for x
    x = 19,994,500.04/4,514.64
  6. Step 6: Final answer
    x = 4,428.81

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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.