Home / 6,754.60-10,121.82-4,159.72

Finding the Fourth Proportional to 6,754.60, 10,121.82 and 4,159.72

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Solution

The fourth proportional to 6,754.60, 10,121.82 and 4,159.72 is: 6,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754.60 : 10,121.82 = 4,159.72 : x
  2. Step 2: Convert to fraction form
    6,754.60/10,121.82 = 4,159.72/x
  3. Step 3: Cross multiply
    6,754.60x = 10,121.82 × 4,159.72
  4. Step 4: Simplify right side
    6,754.60x = 42,103,937.09
  5. Step 5: Solve for x
    x = 42,103,937.09/6,754.60
  6. Step 6: Final answer
    x = 6,233.37

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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.