Home / 5,037.26-6,949.43-2,912.40

Finding the Fourth Proportional to 5,037.26, 6,949.43 and 2,912.40

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Solution

The fourth proportional to 5,037.26, 6,949.43 and 2,912.40 is: 4,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.26 : 6,949.43 = 2,912.40 : x
  2. Step 2: Convert to fraction form
    5,037.26/6,949.43 = 2,912.40/x
  3. Step 3: Cross multiply
    5,037.26x = 6,949.43 × 2,912.40
  4. Step 4: Simplify right side
    5,037.26x = 20,239,553.27
  5. Step 5: Solve for x
    x = 20,239,553.27/5,037.26
  6. Step 6: Final answer
    x = 4,017.97

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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.