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Finding the Fourth Proportional to 4,249.89, 6,375.24 and 1,653.03

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Solution

The fourth proportional to 4,249.89, 6,375.24 and 1,653.03 is: 2,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.89 : 6,375.24 = 1,653.03 : x
  2. Step 2: Convert to fraction form
    4,249.89/6,375.24 = 1,653.03/x
  3. Step 3: Cross multiply
    4,249.89x = 6,375.24 × 1,653.03
  4. Step 4: Simplify right side
    4,249.89x = 10,538,462.98
  5. Step 5: Solve for x
    x = 10,538,462.98/4,249.89
  6. Step 6: Final answer
    x = 2,479.70

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1.5x scale

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.