Home / 2,249.34-3,375.32-1,424.63

Finding the Fourth Proportional to 2,249.34, 3,375.32 and 1,424.63

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Solution

The fourth proportional to 2,249.34, 3,375.32 and 1,424.63 is: 2,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.34 : 3,375.32 = 1,424.63 : x
  2. Step 2: Convert to fraction form
    2,249.34/3,375.32 = 1,424.63/x
  3. Step 3: Cross multiply
    2,249.34x = 3,375.32 × 1,424.63
  4. Step 4: Simplify right side
    2,249.34x = 4,808,558.13
  5. Step 5: Solve for x
    x = 4,808,558.13/2,249.34
  6. Step 6: Final answer
    x = 2,137.76

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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.