Home / 6,135.32-9,196.94-1,972.28

Finding the Fourth Proportional to 6,135.32, 9,196.94 and 1,972.28

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Solution

The fourth proportional to 6,135.32, 9,196.94 and 1,972.28 is: 2,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.32 : 9,196.94 = 1,972.28 : x
  2. Step 2: Convert to fraction form
    6,135.32/9,196.94 = 1,972.28/x
  3. Step 3: Cross multiply
    6,135.32x = 9,196.94 × 1,972.28
  4. Step 4: Simplify right side
    6,135.32x = 18,138,940.82
  5. Step 5: Solve for x
    x = 18,138,940.82/6,135.32
  6. Step 6: Final answer
    x = 2,956.48

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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.