Home / 2,957.00-4,078.68-2,247.26

Finding the Fourth Proportional to 2,957.00, 4,078.68 and 2,247.26

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Solution

The fourth proportional to 2,957.00, 4,078.68 and 2,247.26 is: 3,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.00 : 4,078.68 = 2,247.26 : x
  2. Step 2: Convert to fraction form
    2,957.00/4,078.68 = 2,247.26/x
  3. Step 3: Cross multiply
    2,957.00x = 4,078.68 × 2,247.26
  4. Step 4: Simplify right side
    2,957.00x = 9,165,834.02
  5. Step 5: Solve for x
    x = 9,165,834.02/2,957.00
  6. Step 6: Final answer
    x = 3,099.71

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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.