Home / 6,913.83-10,372.27-1,983.09

Finding the Fourth Proportional to 6,913.83, 10,372.27 and 1,983.09

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Solution

The fourth proportional to 6,913.83, 10,372.27 and 1,983.09 is: 2,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.83 : 10,372.27 = 1,983.09 : x
  2. Step 2: Convert to fraction form
    6,913.83/10,372.27 = 1,983.09/x
  3. Step 3: Cross multiply
    6,913.83x = 10,372.27 × 1,983.09
  4. Step 4: Simplify right side
    6,913.83x = 20,569,093.05
  5. Step 5: Solve for x
    x = 20,569,093.05/6,913.83
  6. Step 6: Final answer
    x = 2,975.07

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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.