Home / 4,309.43-5,949.74-2,982.65

Finding the Fourth Proportional to 4,309.43, 5,949.74 and 2,982.65

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Solution

The fourth proportional to 4,309.43, 5,949.74 and 2,982.65 is: 4,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.43 : 5,949.74 = 2,982.65 : x
  2. Step 2: Convert to fraction form
    4,309.43/5,949.74 = 2,982.65/x
  3. Step 3: Cross multiply
    4,309.43x = 5,949.74 × 2,982.65
  4. Step 4: Simplify right side
    4,309.43x = 17,745,977.10
  5. Step 5: Solve for x
    x = 17,745,977.10/4,309.43
  6. Step 6: Final answer
    x = 4,117.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.