Home / 6,837.54-10,257.69-2,158.28

Finding the Fourth Proportional to 6,837.54, 10,257.69 and 2,158.28

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Solution

The fourth proportional to 6,837.54, 10,257.69 and 2,158.28 is: 3,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.54 : 10,257.69 = 2,158.28 : x
  2. Step 2: Convert to fraction form
    6,837.54/10,257.69 = 2,158.28/x
  3. Step 3: Cross multiply
    6,837.54x = 10,257.69 × 2,158.28
  4. Step 4: Simplify right side
    6,837.54x = 22,138,915.88
  5. Step 5: Solve for x
    x = 22,138,915.88/6,837.54
  6. Step 6: Final answer
    x = 3,237.85

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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.