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Finding the Fourth Proportional to 6,249.58, 9,375.72 and 1,867.39

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Solution

The fourth proportional to 6,249.58, 9,375.72 and 1,867.39 is: 2,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.58 : 9,375.72 = 1,867.39 : x
  2. Step 2: Convert to fraction form
    6,249.58/9,375.72 = 1,867.39/x
  3. Step 3: Cross multiply
    6,249.58x = 9,375.72 × 1,867.39
  4. Step 4: Simplify right side
    6,249.58x = 17,508,125.77
  5. Step 5: Solve for x
    x = 17,508,125.77/6,249.58
  6. Step 6: Final answer
    x = 2,801.49

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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.