Home / 6,913.82-10,372.27-1,983.08

Finding the Fourth Proportional to 6,913.82, 10,372.27 and 1,983.08

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Solution

The fourth proportional to 6,913.82, 10,372.27 and 1,983.08 is: 2,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.82 : 10,372.27 = 1,983.08 : x
  2. Step 2: Convert to fraction form
    6,913.82/10,372.27 = 1,983.08/x
  3. Step 3: Cross multiply
    6,913.82x = 10,372.27 × 1,983.08
  4. Step 4: Simplify right side
    6,913.82x = 20,569,065.88
  5. Step 5: Solve for x
    x = 20,569,065.88/6,913.82
  6. Step 6: Final answer
    x = 2,975.06

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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.