Home / 2,949.35-4,419.92-2,449.07

Finding the Fourth Proportional to 2,949.35, 4,419.92 and 2,449.07

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Solution

The fourth proportional to 2,949.35, 4,419.92 and 2,449.07 is: 3,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.35 : 4,419.92 = 2,449.07 : x
  2. Step 2: Convert to fraction form
    2,949.35/4,419.92 = 2,449.07/x
  3. Step 3: Cross multiply
    2,949.35x = 4,419.92 × 2,449.07
  4. Step 4: Simplify right side
    2,949.35x = 10,824,693.47
  5. Step 5: Solve for x
    x = 10,824,693.47/2,949.35
  6. Step 6: Final answer
    x = 3,670.20

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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.