Home / 5,374.34-7,418.14-3,249.88

Finding the Fourth Proportional to 5,374.34, 7,418.14 and 3,249.88

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Solution

The fourth proportional to 5,374.34, 7,418.14 and 3,249.88 is: 4,485.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.34 : 7,418.14 = 3,249.88 : x
  2. Step 2: Convert to fraction form
    5,374.34/7,418.14 = 3,249.88/x
  3. Step 3: Cross multiply
    5,374.34x = 7,418.14 × 3,249.88
  4. Step 4: Simplify right side
    5,374.34x = 24,108,027.73
  5. Step 5: Solve for x
    x = 24,108,027.73/5,374.34
  6. Step 6: Final answer
    x = 4,485.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.