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Finding the Fourth Proportional to 4,193.82, 6,290.64 and 2,249.82

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Solution

The fourth proportional to 4,193.82, 6,290.64 and 2,249.82 is: 3,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.82 : 6,290.64 = 2,249.82 : x
  2. Step 2: Convert to fraction form
    4,193.82/6,290.64 = 2,249.82/x
  3. Step 3: Cross multiply
    4,193.82x = 6,290.64 × 2,249.82
  4. Step 4: Simplify right side
    4,193.82x = 14,152,807.68
  5. Step 5: Solve for x
    x = 14,152,807.68/4,193.82
  6. Step 6: Final answer
    x = 3,374.68

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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.